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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!">" u9 \. f& G$ E
- Label for your tooltip
$ {: J, X' |1 V" c - </span>
复制代码CSS代码: - .tooltip-toggle {2 E2 K; i @( q. a
- cursor: pointer;
/ ] H1 v" D' f - position: relative;
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- .tooltip-toggle svg {/ q) J7 h. L7 {/ R3 o* ^
- height: 18px;
5 j' r; P. j6 [; @$ W } - width: 18px;7 N: `9 _/ I# ^, [
- padding-right: 0.5rem;8 Q9 d! I8 i9 [0 y- V; x. m
- }+ O! N" l3 e5 a* c
- .tooltip-toggle::before {, N K2 b0 B! B9 y8 |2 j& u
- position: absolute;
. F8 G! f/ k: M) {4 ? - top: -80px;
: ?0 U9 M6 H" z/ W! Y - left: -80px;- \. p; @+ P2 N5 r
- background-color: #2B222A;0 ~) g7 ~. m" p( R1 t
- border-radius: 5px;
7 T% U) q. u5 j1 Q& I - color: #fff;
( `$ {- t5 ^& s; s - content: attr(data-tooltip);
! ?+ C8 t( S8 q4 D& k - padding: 1rem;6 {7 z {8 h8 c* ^8 M; `2 b8 I% f
- text-transform: none;* S6 e @* c/ F' u7 C5 n% ^
- -webkit-transition: all 0.5s ease;
3 I$ I( f7 H* `5 F& A% U - transition: all 0.5s ease;3 T$ z. ]# i/ X- G; s
- width: 160px;! x3 i" C' B/ r; T; V/ I
- }/ |+ D' u) ^+ O
- .tooltip-toggle::after {
) c$ n: P6 L, o l - position: absolute;7 O, @) F6 N8 E& d. l
- top: -12px;
% b+ M5 S$ `+ ~6 j0 C8 U9 u, p - left: 9px;
0 f2 B" X# J2 d. Z7 X) L! o - border-left: 5px solid transparent;
3 w; C9 ?! F% T- n. T& r' k - border-right: 5px solid transparent;8 Z. x6 }7 v% @4 F
- border-top: 5px solid #2B222A;( Y5 S! ]0 g7 D. g0 i$ |$ J
- content: " ";4 L& d9 M5 y8 \2 m
- font-size: 0;
$ `) ^: U! r9 z - line-height: 0;, y; r: k5 O/ o: o
- margin-left: -5px;
7 j" V# Z& ]9 X - width: 0;" j2 d; D0 P# ^& w4 E* T, F# U0 P2 n
- }
, ^4 W2 g* p; m" O: k3 r# n2 [ - .tooltip-toggle::before, .tooltip-toggle::after {
- O5 y2 S, e% s; v1 I$ Z - color: #efefef;
# n) U- u* \3 {1 J0 S1 g7 {3 t* ^ - font-family: monospace;
, m' F1 v) C; O - font-size: 16px;/ w( C! U i4 V i1 `* G0 @
- opacity: 0;, x3 N: F0 k0 h& |: ~
- pointer-events: none;
( q2 E0 h! |) E6 o& F1 ~& u t' j - text-align: center;
+ @% r5 K; T* T4 e - }
6 Z9 d6 q; |0 T' u0 e$ L) \ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ `0 O# k0 P; T" n! C - opacity: 1;
4 }% b1 o: V5 s% m0 f. p- W - -webkit-transition: all 0.75s ease;& C/ r8 Q: w# ~- G
- transition: all 0.75s ease;$ x! _; k# z' }' w
- }
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">, W6 Z0 d/ E; ^, e `
- <ul class="nav-items">
4 \8 Q- \6 |1 j3 a+ b3 a, L - <!-- Navigation -->$ f/ F1 e6 X6 V9 l/ S3 w
- <li class="nav-item"><a href="#">Home</a></li>4 _" [2 V& B2 K, O( o* C9 b/ r: H' ~
- <li class="nav-item"><a href="#">About</a></li>9 h! {, R$ A% U; [" P2 K
- <li class="nav-item"><a href="#">Contact</a></li>+ x0 }5 x! ?0 N+ \2 R
- <!-- Dropdown menu -->
) G# _# A/ [9 k/ ]3 e8 o: e - <li class="nav-item nav-item-dropdown">
1 U; t8 o& v4 D! j - <a class="dropdown-trigger" href="#">Settings</a>. b% O: A, P0 i9 v" H) r
- <ul class="dropdown-menu">/ L' b! ~, ~$ |# H$ A! Z' }
- <li class="dropdown-menu-item">
3 Z. P, M, E) m3 m/ F0 K5 j* F - <a href="#">Dropdown Item 1</a>& w+ S$ u. j" I1 {$ u" F
- </li>
) A: k1 C# X, c: i% T - <li class="dropdown-menu-item">
& S0 H5 c, `5 X* b. R - <a href="#">Dropdown Item 2</a>
" i. X! ]) w/ o) h9 u( W& } - </li>
- d8 K$ h. @: O D! x8 z2 ~ - <li class="dropdown-menu-item">
1 G c2 V7 K% F: A - <a href="#">Dropdown Item 3</a>2 j+ x6 [$ ?& m
- </li>
c9 k( Q7 j$ l6 L - </ul>9 G' k" W/ l6 ~* t
- </li>
: _/ L( k( V4 ^' G5 W - </ul>
4 [# z& u( v! d. S d+ u& U - </div>
复制代码对应的CSS代码如下: - .nav-container {$ g9 I5 Z: Q: F; n2 r
- background-color: #fff;3 t1 X" c, y+ u: c
- border-radius: 4px;
: ]3 L( H$ F& Q4 g n0 a1 T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) G9 r7 O! L N6 b: G. h* n
- padding: 1em;5 d! [; \% T8 v' w% n& t! C
- border: 1px solid #eee;5 ?. `$ B! N$ [
- display: block;
- E+ y' e) P4 @: z1 L' N B- [ - max-width: 400px;
; J6 B9 E' D7 E+ M' ]; Q% S - margin: 0 auto;% Q% R) D1 Z M) f1 ~+ h8 `
- text-align: center;
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- ul,/ ` ?7 I; {( k' q
- li {
! o- P( {& F" l7 V' R" L - list-style: none;0 J9 F" q V* Y0 ]& c
- -webkit-padding-start: 0;
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$ _6 h8 A" R" w6 A/ y - a {
5 |' u) @) |7 r3 k - text-decoration: none;
' D$ A! E2 x! Y8 S" n1 J - color: #ED3E44;
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- .nav-item {
b# t* L) t0 u# J: ^8 U - padding: 1em;5 [6 o6 {/ c u$ Q) W9 Z% _
- display: inline;, y7 i/ e- i5 P/ B' }5 Y8 Z
- }$ y# |& W' M( E4 S+ ~; \7 D
- .nav-item-dropdown {
# V$ U' u* q1 U* x0 i9 V# n4 A8 h2 S' A - position: relative;
" Y3 k# [) C/ M1 h% K - }
9 a( v8 S9 ]- U& ^3 P - .nav-item-dropdown:hover > .dropdown-menu {# |% \1 ?9 {8 k+ I
- display: block;) G: U1 g' J9 `2 f- y6 g
- opacity: 1;0 u5 Z# c' H) m5 J( T& N. |9 G
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- .dropdown-trigger {
# P9 W z' ?: K0 K/ i4 r$ ? - position: relative;& Y0 D# k3 z9 f3 \! l
- }" p1 d! h1 `$ B! t6 d$ v% ]
- .dropdown-trigger:focus + .dropdown-menu {
' n1 h# @9 I' {' \4 H5 v6 d; z - display: block;9 O& a/ s8 W7 k
- opacity: 1;6 e. m: C! X. f6 v: @
- }
% K$ { `. t* T1 {) D" F) u - .dropdown-trigger::after {
& s& O) D$ v9 {5 a& N& w - content: "›";
2 v( v4 M+ v# O! a - position: absolute;2 a8 ?: k) x6 e3 H. P" f5 G( O
- color: #ED3E44;
' [4 V4 ]6 E3 \( H. _ - font-size: 24px;
3 m G, D# C+ f9 ~( I9 L; V9 b( x K - font-weight: bold;
# K* O& h; Q9 D4 l( S - -webkit-transform: rotate(90deg);
" i6 f0 e6 k( C) B. @1 E$ M - transform: rotate(90deg);/ g# {5 x& D( Z# y+ p
- top: -5px;" m) Z! |' A1 W$ F, w: \
- right: -15px;
5 M6 W% Q0 h) h0 f, z" N - }! W7 \$ D& y: Z* g* `" V1 o+ z
- .dropdown-menu {
5 J O4 c3 c5 Z" N, [4 h- d - background-color: #ED3E44;6 V/ ~- v/ N# W$ y4 R4 Y, t
- display: inline-block;
6 U1 r9 R9 s# a# z9 e# v - text-align: right;% ?. `! L+ t% @9 X5 T: J
- position: absolute;
5 R1 W$ j% h1 @& p% N - top: 2.5rem;4 S. H1 d% P& J6 T1 }
- right: -10px;
7 ]5 f' r: E& M4 W, L! O - display: none;6 O: B" o4 w Y1 M) U
- opacity: 0;2 l5 [: H: E3 u* z* V2 D' ~0 j
- -webkit-transition: opacity 0.5s ease;1 o6 ~3 d; w. y2 }
- transition: opacity 0.5s ease;6 q8 ]3 O% D5 a/ w2 i
- width: 160px;1 \2 S6 z! J2 M1 M) p% e
- }
4 u! w( j q3 E( m - .dropdown-menu a {2 O0 y ], q, C8 O
- color: #fff;/ }7 A* P- b! H
- }
1 X5 \& O7 q& _2 O) Z4 j0 \' p - .dropdown-menu-item {
# i2 _2 b6 |) u* k. i V - cursor: pointer;5 C1 d# w: B) W e
- padding: 1em;* F2 J! N4 s) V0 |3 R
- text-align: center;8 X1 ^4 u6 }1 Y! ]$ m6 G: o2 f
- } y8 p3 C3 u, [2 f# ~
- .dropdown-menu-item:hover {* ]: ~$ m: }$ E$ q* @( `& |# X
- background-color: #eb272d;4 e# V% {+ \, d
- }
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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">, F8 C* y; o. u0 O
- <!-- Checkbox toggle -->, k( }. n8 D5 u, V& a
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. [. G" b8 ^+ i( h - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 @) p, B# u! b$ U% z; K$ Q - <!-- Content to toggle from www.mfbuluo.com-->
! T$ Y" k% B! A3 W3 a1 s - <div role="toggle" class="toggle-content">; w1 [2 m( I4 k- ]
- BA-NA-NA-NA!
. r7 F* c! b5 g) v7 V4 W# q! F - </div>
9 D4 T( S0 B a- f - </div>
复制代码CSS代码内容如下: - .toggle {
, }- [& [1 Y" w! G3 o( A - margin: 0 auto;
5 i+ z4 U$ G2 l/ J9 w - max-width: 400px;9 c; S* }; J, J" L4 X/ l
- }
8 O; U _0 |2 P9 ]/ V7 G( X - .toggle-label {
; G( [7 m( v. ~4 N' x1 C - font-size: 16px;$ z3 X$ A, i1 s l9 I0 E# m
- background: #fff;
2 V1 Y; A# P( l N- ^/ w& a( H% r5 @ - padding: 1em;
# M( a% H6 o) v) e/ c - cursor: pointer;
: A9 f- ~ W* K+ x, d: f b4 G' ?8 a8 Q - display: block;
& A3 x j$ F3 `& g" l - margin: 0 auto 1em;% [! ~3 p0 I; ^0 F! L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ ^; `. Y. I0 `3 @5 B' @2 V. c
- border-radius: 4px;
& M$ ^9 l( d& z( o. u& \ - }5 f4 M+ o2 e2 b' k, |5 K8 e; I
- .toggle-label:after { C) s" r, w5 [6 M" N G0 m2 a
- color: #ED3E44;
8 y2 e6 |+ F5 b" | - content: "+";
& t6 Q* J7 u- K' k: l: ?( L6 R4 B+ ] - float: right;% |$ T" `3 ^. j+ E' I+ H. Q
- font-weight: bold;$ y' J6 C+ y+ Y" w
- }5 b: o# }2 z O3 k
- .toggle-content {2 A. p/ U! h' u
- color: #B0B3C2;
1 K! m. I6 `* S9 | - font-family: monospace;) u9 k: i H" q$ c) }
- font-size: 16px; r/ d# I. U5 D, b" ?2 n
- margin-bottom: 1.5em;
% M% Z( f0 q; q- Q - padding: 1em;
! a: a7 p9 t9 q - }
* [+ K' P" _) v: T - .toggle-input {2 U0 ]0 T6 y+ O, q3 ?
- display: none;
, B9 o/ T! {7 s* @( h - }
# Z% ~8 t% H0 U1 D: _4 P7 J s - .toggle-input:not(checked) ~ .toggle-content {
+ } M5 `" S# Z: u8 w" v - display: none;2 ~, \: H6 i# G( U. f8 }. {
- }
# [ n% h- o0 U# U5 X4 m# E - .toggle-input:checked ~ .toggle-content {# }. e' ^0 e: v0 C+ Y8 E* N5 o! a
- display: block;+ W! v8 A4 d3 L2 d
- }; h2 u7 v8 z3 D" w9 R5 p
- .toggle-input:checked ~ .toggle-label:after {
; e; p1 ~" T9 n( C( D - content: "-";
% k7 G9 k1 u% R' e - }
复制代码 4 O6 m) ]2 c) A) Y0 G6 E
$ o- e6 t8 I6 Z: P3 {
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