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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
/ F/ l U' z- u4 v7 } - Label for your tooltip2 X* P" S8 d# V) j. C. K7 o6 X6 L
- </span>
复制代码CSS代码: - .tooltip-toggle {, \. H+ t' A1 i8 H }
- cursor: pointer;. k3 d- F _2 L9 _1 ?5 ^9 c5 k/ C
- position: relative;
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9 J) b/ n4 N0 T( F - .tooltip-toggle svg {
3 q/ f7 \; E+ a) U5 k - height: 18px;; Z& _+ s3 g' Z3 m; v- u
- width: 18px;
9 o6 F: s# s! x! ~9 w) u - padding-right: 0.5rem;, M/ P9 N' e! d1 o C
- }
, D! r' i: J. k5 J+ _/ t - .tooltip-toggle::before {
! n0 c$ d5 R$ Y* c - position: absolute;6 I8 t) k! P6 Q1 E/ ?% M
- top: -80px;
- b4 i1 E9 ]6 r/ T' i - left: -80px;4 G( {+ b+ y5 R& v0 U; p+ _$ ^
- background-color: #2B222A;9 F% h, K7 b0 q
- border-radius: 5px;
R' Q6 [9 d: M* N+ T& G6 y - color: #fff;# K6 W3 T! w" E6 k: G7 T% s
- content: attr(data-tooltip);, c; n9 f4 W+ X2 ^. E
- padding: 1rem;8 J# m6 W: x. v: L2 m" I- J
- text-transform: none;' e1 M$ m! d- X( t& W" }! E% x6 C
- -webkit-transition: all 0.5s ease;
0 P$ f+ e" `' ]. j" D) x- x/ l - transition: all 0.5s ease;: |# h" ]* T3 S0 y
- width: 160px;" {, U3 D: I$ P& j+ ^, G
- }
) m1 R Y4 a9 _$ O - .tooltip-toggle::after {7 a' g$ \9 l7 l0 t! W
- position: absolute;+ M- R% Q9 ]- T" F& b5 g" y& f0 E( X
- top: -12px;7 A+ n: f% T" \! A# N; k
- left: 9px;
% m) m# I9 ]) ]$ y# |. p9 Q - border-left: 5px solid transparent;1 s) D. B* Z8 e# s* h
- border-right: 5px solid transparent;
6 X) C6 ?2 I( Q% q% k+ l - border-top: 5px solid #2B222A;
8 e1 P: G, g* ~7 x4 m - content: " ";
1 O/ L0 T3 B. N, K# e0 ]1 a - font-size: 0;+ i6 U2 u! v- y3 e& W
- line-height: 0;
! z+ B5 ^; v/ Q* `8 ?' S: ?/ k2 S0 R - margin-left: -5px;3 Z1 B7 s J* |+ h1 H" Q# v
- width: 0;# m: n: }! o& \( s; ^
- }- J# e7 D) G+ G7 ~" y
- .tooltip-toggle::before, .tooltip-toggle::after { K7 _9 `" o) u; t5 N
- color: #efefef;
# `% ~ w; L# g - font-family: monospace;# [5 R: E& k/ s, d* {+ i
- font-size: 16px;
$ L* s% y7 X* G! t - opacity: 0;/ D) U* V6 `& c6 y/ u7 }8 Q
- pointer-events: none;/ }' i% r2 s, S l; A: s" W
- text-align: center;; w' T! B2 z P' r7 L' w# z
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 ?! l8 a! j# @. E
- opacity: 1;: r% Q0 K7 b# a% q) B8 G7 N
- -webkit-transition: all 0.75s ease;' u6 a) J' C" j, a4 H3 T8 X
- transition: all 0.75s ease;) W0 c( m2 G# l; t" q; k
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">- L' R6 H+ h: s/ Q- v) r( ?
- <ul class="nav-items">/ s4 A: l" l7 G0 p6 ?! ?5 c
- <!-- Navigation -->
: \+ j& V& m4 `9 b8 p) N - <li class="nav-item"><a href="#">Home</a></li>, b6 x) u; i7 D# j
- <li class="nav-item"><a href="#">About</a></li>
# P! Y0 ]$ r" k8 n - <li class="nav-item"><a href="#">Contact</a></li>$ G4 K: z: T! K4 Z" Q; T- \
- <!-- Dropdown menu -->
: y: y! D, D" l1 o% N; U# R; j - <li class="nav-item nav-item-dropdown">
- O6 A9 V' {. X" G) X) Z" E1 s* N9 Q - <a class="dropdown-trigger" href="#">Settings</a>
; Z/ q0 r: c6 y, e7 u& ^# c" {' ?; } - <ul class="dropdown-menu">
" W0 s: ~4 H; O! b' o" Z( L" }) g7 ` - <li class="dropdown-menu-item">3 u5 H- y' w0 L* B
- <a href="#">Dropdown Item 1</a>
/ g, w7 K# W8 ^7 g# s' A+ p2 P9 _ - </li>6 G3 _$ A, z7 L! F- J! G4 n& h+ L
- <li class="dropdown-menu-item">
1 K% C0 G2 [& y' f4 i8 Q% s - <a href="#">Dropdown Item 2</a>$ t4 o$ g8 x, z$ f# J" a
- </li>
, E0 J) U" A+ B- s- m. G - <li class="dropdown-menu-item">
+ Q3 T* ?/ t# U" A - <a href="#">Dropdown Item 3</a>
& Z) {: s, `& S: E% A' u( e& I7 x - </li>
! C$ d6 r) T, L3 q+ r" f' Z - </ul>" s1 P" }5 g: v3 b2 i! M2 J$ ^
- </li>5 K- w- t) F; l2 v
- </ul>% ?' |* n' W1 t+ \1 ?( z3 C; q
- </div>
复制代码对应的CSS代码如下: - .nav-container {
) R% N8 L4 R B# ^# A& T - background-color: #fff;! L3 [- b, I1 m# J; L' ^6 |6 G
- border-radius: 4px;
8 f5 B) ?" x. [; }9 L9 e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# D" q k: N9 @ v6 P7 E - padding: 1em;
4 p1 s) w% C S - border: 1px solid #eee;
( B t% m0 ~- E, c9 i5 o) H" B* w - display: block; V* T3 q3 u! b
- max-width: 400px;5 [. J1 u$ M P
- margin: 0 auto;
2 k1 F+ o% J8 J' d; l3 {! j - text-align: center;
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- li {/ a) h2 k5 E; \
- list-style: none;* [9 a& p7 u! ^' O% |
- -webkit-padding-start: 0;. d9 n( Y" x! Q
- }
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- text-decoration: none;
/ p" `4 z8 ~2 v* ~) f0 Z; D5 f: N - color: #ED3E44;
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- .nav-item {
! r( s1 V6 J ~1 V0 o - padding: 1em;
C0 V8 g% n1 V7 m( o2 @4 y - display: inline;: e, o/ Q- d3 p. `: r1 e F9 z" G
- }
; G# U' p0 P P$ U' U - .nav-item-dropdown {" r& F0 O) _6 p9 g
- position: relative;
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; B9 c3 ?6 |, i6 Z7 v" N: [: B - .nav-item-dropdown:hover > .dropdown-menu {
& I4 C Z& \" S: a3 ]$ W - display: block;
9 F( c6 `/ m3 ?9 A Q X - opacity: 1;
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4 G+ I$ m- O7 Z% ^1 C* o0 l - .dropdown-trigger {
. J# {! U, x7 B- p - position: relative;
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+ C$ K. E. C5 ?- N - .dropdown-trigger:focus + .dropdown-menu {/ b' y4 ]3 z) t8 @' J5 v
- display: block;
0 R9 g. `5 ~- X) I0 k/ E2 `; ^ - opacity: 1;, d& l a; ?* i" q4 |. j& n3 d7 b
- }
\ a9 o/ e0 N1 Q2 c - .dropdown-trigger::after {0 C6 \ I! h8 h: K1 z; s
- content: "›";4 Q4 @( k; t+ ^7 W: w) l' z' D* q
- position: absolute;" }+ _( V4 B( G6 x1 v [9 ?$ g% Z. ~' j- |
- color: #ED3E44;; ?) C3 b9 ^4 D
- font-size: 24px;
/ {" |/ y! W* Z4 Y - font-weight: bold;
4 ~/ U! d% u h* i1 P( g F. H - -webkit-transform: rotate(90deg);, n! C& A' e5 p. N
- transform: rotate(90deg);
! U9 U! h# x9 J6 G/ } - top: -5px;( D0 J9 e, W) E, U; X' ?- O
- right: -15px;
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- .dropdown-menu {
% t, |# @) Q* O* w2 I5 f - background-color: #ED3E44;
. S# j& h0 K6 Z9 ?- h, z" w& O# C - display: inline-block;9 u, {' k3 b s& G' n% [2 ~
- text-align: right;0 I/ b! M1 z2 p/ I6 D/ t; x" [
- position: absolute;
' R, k1 L- } `' h/ E( G; M - top: 2.5rem;. `: i, s" |5 b8 b, q7 q
- right: -10px;4 w1 |4 ~" P" u3 u7 i5 k9 G
- display: none;
/ k. k7 e- w: N5 }- t+ o/ } - opacity: 0;
% I, M, q) Z7 i/ a3 n" S - -webkit-transition: opacity 0.5s ease;
; N1 C8 S. i1 N. X - transition: opacity 0.5s ease;
$ U2 s- i3 P9 i) A4 d0 } - width: 160px;
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- .dropdown-menu a {
' a' N9 J2 p' }' I# R - color: #fff;$ Q9 e- S2 h+ K O: b
- }$ G: Z( B9 y" q& R9 e; z* N5 z
- .dropdown-menu-item {) R4 F! N8 z& C* {
- cursor: pointer;
) _" [; c: w! l, H - padding: 1em;0 T( v1 X9 {+ c; p! n
- text-align: center;
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. p+ x# V" k! Z3 |% ?) x! a - .dropdown-menu-item:hover {; @6 q N L0 o: s
- background-color: #eb272d;# u: Z5 }* |4 \) s+ L1 L/ v# @# V
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">+ r8 z9 q8 C: Q9 z: y9 T. Q
- <!-- Checkbox toggle -->
" P4 @% W& W/ D7 ]3 Q b - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& U3 y; Q$ Y# {. Q7 z$ Y9 h( O - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' k' x4 A" P# C% V# }. ^% J. k - <!-- Content to toggle from www.mfbuluo.com-->2 R' }4 c2 W# N* g# |
- <div role="toggle" class="toggle-content">
+ g. K: {5 M$ t! Z2 k4 V0 M - BA-NA-NA-NA!
" e6 F& G/ O6 Z8 T$ w - </div>
: n3 J) ~3 K3 C3 k; Z' {5 h+ U2 Y8 O - </div>
复制代码CSS代码内容如下: - .toggle {0 R. l: Y0 J- ^! i! O
- margin: 0 auto;) M0 w6 p5 P: Y6 e$ v
- max-width: 400px;
. L) Z+ U9 ~% X4 |5 b. } - }
- S1 @' e1 U# t- [) t7 A - .toggle-label {
; H. F- ~- [$ K* h% U' X - font-size: 16px;
! E4 o% |+ {& E) V: { - background: #fff;
$ w0 m2 I* w5 ]1 j i) H - padding: 1em;/ _' B& H, o5 J8 L* M$ e8 `
- cursor: pointer;
3 _$ L, {) Z# o) y. P9 _( N' [ - display: block;
: q5 v" C$ ^+ i2 N7 i - margin: 0 auto 1em;
( W7 L5 P& T- P' j2 C% M& v) j5 ~ O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
Y) b9 ]+ R3 F: I: { - border-radius: 4px;
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- .toggle-label:after {. ] f, r1 F2 I# N2 N
- color: #ED3E44;
7 {6 m7 i8 {- B0 A9 y; J3 s! [ - content: "+";) v" D, e) e, V8 \, h( _
- float: right;
% M+ _' G. @; J& ~ - font-weight: bold;
( |2 _& A) }4 Z% n) t - }1 B# [, r, ?# d4 d3 F6 n
- .toggle-content {! i2 m/ h2 j% ]. _, a
- color: #B0B3C2;
4 n' F5 w. }& J1 x8 g% L& s - font-family: monospace;& E+ @# A, E7 k: ]8 U
- font-size: 16px;2 \7 i4 H/ c2 A3 Y" }3 r! _( h1 ~7 ]& ^
- margin-bottom: 1.5em;/ d8 x' b, u- [& A+ _* |
- padding: 1em;
, g) B" P' R' e' E, S3 r - }
! t2 F& F. l1 l% z0 E5 n - .toggle-input {
0 K& r2 ]! T o - display: none;! k) X7 b9 z/ O, c; i
- }
. F/ d! ?" b4 H) C: n# S+ e% S4 p - .toggle-input:not(checked) ~ .toggle-content {5 K6 v$ m2 r, [8 O; ~' l
- display: none;
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! R. l) V3 ~' H7 \7 G - .toggle-input:checked ~ .toggle-content {' W6 \' f {; I$ j/ i$ ?2 Q# C+ Q
- display: block;% P- ^2 `; }; H' y# X, I% I
- }
6 A5 f" U9 K# i! o' O5 B# H- T; a - .toggle-input:checked ~ .toggle-label:after {$ \/ C+ ]# Z( m
- content: "-";
* f) i4 `4 f& _# c& T+ W - }
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