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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!">! ~1 [3 G3 M" J
- Label for your tooltip3 l; k ^ R" W% n0 E: W
- </span>
复制代码CSS代码: - .tooltip-toggle {2 E' M4 d2 x$ z- D: `1 `; R, Z
- cursor: pointer;
$ I* C1 h: v% O3 j - position: relative;
( J$ B' w* ^3 c) k* u - }
' ^% C0 X/ R v4 f) r: Q - .tooltip-toggle svg {! N: v% i7 B0 ?( Q# u- p- B
- height: 18px;
4 S O: @+ M( Q7 ]) Y - width: 18px;2 m) g7 E8 Y! `
- padding-right: 0.5rem; G1 _7 F. y( L5 f6 Y. g/ [
- }
; F1 P: o# @* t - .tooltip-toggle::before {/ L- W) A2 S7 j/ Y3 F9 i. q
- position: absolute;
$ X2 V+ K4 R8 y2 Q# i! Y% N5 ] - top: -80px;* _, |) Y' D; a2 w" d8 \
- left: -80px;
7 }/ b9 ]; x1 R7 w' F5 a: I. E; U1 x - background-color: #2B222A;: `. Y0 q. @- z& S6 G# Q5 [
- border-radius: 5px;. l9 c7 E7 z# K& n2 k
- color: #fff;
7 b, m$ z9 O- b1 O- ~. S) r - content: attr(data-tooltip);
! d& D( g4 t; [5 |. ]5 Y6 O - padding: 1rem;; q$ ^" c. }7 L8 s" W( s/ [
- text-transform: none;
! \4 n/ }, T% H, {2 |9 K; K, b - -webkit-transition: all 0.5s ease;- y; h9 c1 v4 W$ P
- transition: all 0.5s ease;
. q( N$ V# _% I9 e6 n7 a, | - width: 160px;
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- .tooltip-toggle::after {
/ K" I+ {. E6 W' n/ I" N& O4 }# L - position: absolute;
, v+ t- v4 D4 X3 d# W/ g3 W W8 D - top: -12px;
' Z% E3 q. w* A5 d3 h - left: 9px;
1 T. U; V* I! k' f1 F: J - border-left: 5px solid transparent;4 I* U4 |% |' E' O, E1 [3 V7 K
- border-right: 5px solid transparent;
) E& m; Z: c4 E3 i( e - border-top: 5px solid #2B222A;6 r5 z& x' {6 \8 K& p7 c8 @8 Y" e
- content: " "; n) z" t9 ^7 L! n* C) {% F
- font-size: 0;" ^% i' ^ O" p: D
- line-height: 0;
1 f) l2 g8 L6 E. `# x - margin-left: -5px;
# ~" q4 n a8 K - width: 0;: _& R# ^* [! |
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- .tooltip-toggle::before, .tooltip-toggle::after {
. T2 }6 C0 k6 S$ M9 m7 ?% z: g - color: #efefef;
7 R0 P$ \. ^: o4 Y f2 s8 n - font-family: monospace;' T: x1 Y, t) ?" @8 ~9 R
- font-size: 16px;# [/ D; M* N, F6 ~6 H
- opacity: 0;
& G) S8 g/ m8 z+ z9 @6 D, g& k1 j1 Y - pointer-events: none;
9 C4 u0 b$ A" R4 F - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 P8 j4 I6 c$ W
- opacity: 1;
+ J: r1 M0 D4 c2 J( A - -webkit-transition: all 0.75s ease;$ a4 D/ j* ?1 q) u( p* A2 W. ~
- transition: all 0.75s ease;
4 \$ f$ M; @! m' u Y% e! |% |2 } - }
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">/ N7 O( a7 G* a
- <ul class="nav-items">
) b/ p/ Z) L( z( }# m - <!-- Navigation -->5 ~, \/ ?. J: l4 c: s
- <li class="nav-item"><a href="#">Home</a></li>
& B+ W8 X9 q; F" }& J: f& e0 V - <li class="nav-item"><a href="#">About</a></li>. W8 `+ S' G5 F k; _# F
- <li class="nav-item"><a href="#">Contact</a></li> X5 D. V8 p. ]9 z y% {
- <!-- Dropdown menu -->' J& Y1 G1 a7 E. i0 M) \1 U4 D
- <li class="nav-item nav-item-dropdown">
2 d$ i, [, k& d. {4 n1 T - <a class="dropdown-trigger" href="#">Settings</a>
4 a6 L# k5 l! F" S1 ]* l6 u - <ul class="dropdown-menu">
" t8 Y& y# a& o8 o: N - <li class="dropdown-menu-item">
5 Z0 r% B. h( X* u; q4 x( r* `+ x - <a href="#">Dropdown Item 1</a>
* t) J% z6 k7 ?; t R, d. X1 F - </li>
! ^. d- ^$ R) |' ]9 ]) v - <li class="dropdown-menu-item">
5 Z6 x4 [6 F+ d( P' C - <a href="#">Dropdown Item 2</a>
" b4 G/ A* e% w1 w8 D - </li>
- k) z, u4 i! X! g! V) H - <li class="dropdown-menu-item">! x M( r8 t9 s, ^ Y: k2 F
- <a href="#">Dropdown Item 3</a>
v+ T2 E9 Y* G6 M - </li>9 Q3 F" u3 U6 y; x
- </ul>/ y) J3 _" y( O1 Z Y3 ~
- </li>; L) \4 ~' d8 Z2 d: ~: d" B
- </ul>
8 ?; ~( X4 F) Y. P" N - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 ~2 D6 W) ~/ |6 t# @ b# `" k - background-color: #fff;4 v) Z* Y& H- t, D( ]
- border-radius: 4px;
+ G' i- b( r* D5 g/ l6 j - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 d/ F; r/ I, z( h1 I% f/ \ - padding: 1em; @- s6 p) e$ I+ `/ ~
- border: 1px solid #eee;; _; d& \% Z( K; K
- display: block;
- P. U# e' G r, [, `. \& i - max-width: 400px;; {0 B7 ]9 W3 R2 _
- margin: 0 auto;
# K3 J! f, g3 s, V$ x4 ~# S$ S6 r - text-align: center;1 ^! [0 }: E' x' y. o3 P
- }
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- li {
/ z% r0 P' P# R1 V* b, Y2 k - list-style: none;
0 p& T' Z1 p1 U0 K) L6 O+ m" W4 L8 J - -webkit-padding-start: 0;
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- a {. u8 \- N5 S4 X! A
- text-decoration: none;
1 I- u0 i* S. g6 b$ C - color: #ED3E44;" _# v, A1 Y6 L, {1 i& K, J
- }
" a ]) j, r. v) z3 ~ V - .nav-item {
) D8 W" G+ f' U2 @ - padding: 1em;2 T; E- A* K3 f0 U! R
- display: inline;8 X6 P. b* D- S, k3 Y4 m
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- .nav-item-dropdown {
3 s4 M. p- |) \! k - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
8 D! D, ], |. s# e! N - display: block; _2 \. c) Y* s: F( s* u* [
- opacity: 1;
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- .dropdown-trigger {
' [8 L9 A, x# C( E. _/ [ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {9 C" j! e! s& o( t2 ~6 C
- display: block;
U0 \4 ], |, X2 V5 J b q - opacity: 1;, g7 g# c: J* V1 M# b
- }
0 T% I* w- C- V7 Z0 I - .dropdown-trigger::after {8 `& Z8 O ]" M% z, k& x
- content: "›";
1 A' B' ^7 E% R& i: ~ - position: absolute;" N3 M* l7 X+ @" r
- color: #ED3E44;5 M0 T: }' ~+ ~3 E# q6 ?
- font-size: 24px;
! q: B* Y+ s, V, R& d5 i - font-weight: bold;4 [; M5 i& c: o3 Z, Z/ E2 m
- -webkit-transform: rotate(90deg);5 b% ^# P9 k7 o1 r/ S5 E0 {
- transform: rotate(90deg);
# T9 l3 ~6 q% J7 Q0 N5 F$ n: _ - top: -5px;
+ n' V: E5 b; l# C2 q. l' K - right: -15px;" @8 y" d3 r+ J% A; ?8 k) t, ?
- }
/ A( r! O. I- f1 K9 Q, S* t- m - .dropdown-menu {
4 j0 w; Q( \+ O( f; w6 v - background-color: #ED3E44;5 b" d. v* _5 [5 j
- display: inline-block;
, B. H+ ]+ ^! v1 M - text-align: right;
) h, v: w2 p/ `; q3 x1 j$ x+ R - position: absolute;3 L/ k0 s- |1 Y) T
- top: 2.5rem;6 ]" i4 I; ^7 _ x
- right: -10px;6 B, f$ v: f$ Q r" [! l
- display: none;# f/ }" {8 I0 V" V& a3 Y5 b5 l
- opacity: 0;
+ I0 R. I1 i7 m; c. J* q$ }% ] - -webkit-transition: opacity 0.5s ease;0 B% C2 U' [+ E
- transition: opacity 0.5s ease;
6 W" Y- Y" i. P ] - width: 160px;
: T1 b6 ?) K* C) x - }1 [1 a' V* l3 d/ G- j+ k/ p
- .dropdown-menu a {
% d/ l" X; i7 h5 z' \2 L - color: #fff;1 X$ Q6 I* F1 M& k* K+ O
- }/ R4 o' U5 u/ P' l/ t; O F5 y* ~
- .dropdown-menu-item {
& c; b' A% {. O$ ?( y/ J - cursor: pointer;
1 B; F( T4 d& V8 \9 t6 l- { - padding: 1em;
! V' T4 i! t4 }; f( T0 p6 L - text-align: center;2 U1 n! I p1 F B
- }
0 `# O9 H' G1 S- z. O. `9 q - .dropdown-menu-item:hover {' |! R: n6 {. s( b' z+ {8 t3 }
- background-color: #eb272d;
4 ~) ~. r1 p9 J - }
复制代码
2 s0 p+ C& J( E7 P' L可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 @: y" T# o/ Q
- <!-- Checkbox toggle -->2 {6 b* S' ]# y+ G$ u# C1 h) @
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. T: g, r! i6 u1 Z, x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" d8 G4 y) A. n- d3 U- ~5 ^
- <!-- Content to toggle from www.mfbuluo.com-->
. [+ g8 W9 c2 t: @ |, b" `. C$ [ - <div role="toggle" class="toggle-content">5 l6 s" l6 C+ a- y4 G
- BA-NA-NA-NA!
$ P' c" ]8 J' I d5 H/ z* R, K. x/ \4 m - </div>
7 y5 x5 ^& {' ^( b6 I - </div>
复制代码CSS代码内容如下: - .toggle {
+ d: ~8 Z; L8 H9 G9 V. w - margin: 0 auto;- }1 G9 x: @ P* u" i
- max-width: 400px;
* l# _! ^- X; a$ i1 d - }
: K$ E. D# V3 x" C( n5 M' [3 Z x - .toggle-label {& ?( q- L! M* m* G( C! k" k. j
- font-size: 16px;. w. X5 E2 z" `2 _2 W
- background: #fff;
* F3 k/ m! k! F% a" @0 V - padding: 1em;
4 l* v& f: x9 k/ @ - cursor: pointer;, T' r7 M! S' R
- display: block;6 f F: M6 z+ [( w+ q5 y: Z
- margin: 0 auto 1em;
6 k6 S) B7 [7 O3 y9 m: m - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ |( F" H# ?% ~8 P3 | - border-radius: 4px;
1 y6 L5 }6 m+ c; R" U% A1 E - }7 L1 x$ {* v" b4 G) _0 b
- .toggle-label:after {' O2 X+ s. y7 q1 F* s4 S
- color: #ED3E44;) M' Q) D" w" H$ _9 S/ ]
- content: "+";
% I: y% ^! v, w' F! {' w2 U - float: right;
4 c8 L: i. f& i+ b$ k7 Z, W - font-weight: bold;
1 U! g' L0 Y3 e2 \! H, J4 y S+ m - }2 k# V2 A1 z* Y
- .toggle-content {, f" s% d- M7 H' j) }# g
- color: #B0B3C2;
6 m9 V0 s8 j6 { r1 s* E - font-family: monospace;
7 j0 T$ e% \, J1 h) w3 w - font-size: 16px;
6 O+ n- Z& p+ _) M5 z6 @ - margin-bottom: 1.5em;- t1 H4 o6 K1 o8 [9 G
- padding: 1em;6 S5 u/ y$ m" t* }* C
- }. t; V/ o( @2 |+ e, R
- .toggle-input {; j! @, h( N h: F& r# C- Q
- display: none;+ Q& K& Q8 ?6 d- V: D4 v
- }
E; R1 `4 K& f6 w) A6 M - .toggle-input:not(checked) ~ .toggle-content {
) A1 r, t1 J& I' ?! l - display: none;; {& _6 ~; w9 U
- }
7 i* i. Q6 ^2 `1 W* J8 } - .toggle-input:checked ~ .toggle-content {
$ s0 O& o) x6 a! N5 x$ u" _ - display: block;! V( ]6 k1 E" F+ N) B
- }
1 F6 j7 C. c3 Y1 w. Y% x - .toggle-input:checked ~ .toggle-label:after {$ ?" J0 O0 F8 c+ B* B
- content: "-";
* n" Z7 A! F; C* F) V& n - }
复制代码 0 F) e9 l; r0 V1 A& c
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