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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!">
# q' C! T) X. _: Q! T$ t - Label for your tooltip' C! F* R% Y: P1 c& g
- </span>
复制代码CSS代码: - .tooltip-toggle {; J! x' ]) x5 z6 `
- cursor: pointer;( C4 Y# I( g# y
- position: relative;
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- .tooltip-toggle svg {6 W2 T$ h2 @5 l4 C# |: M; u) X
- height: 18px;
) E# \$ F' Y; u! f% M* @ - width: 18px;+ [0 U* V% F) ]4 {
- padding-right: 0.5rem;
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% Z+ Z7 R" `% c2 v9 |. M8 `1 ?+ D/ o - .tooltip-toggle::before {5 a" M4 Y7 c0 G" o% W" B; O" S& r9 v
- position: absolute;
" H! E* p8 C/ Z$ i* k9 s3 k. [1 \ - top: -80px;; a( j* D" P2 y$ ?7 m! t( ?
- left: -80px;8 G5 i7 b+ ]& ~( g8 g2 c
- background-color: #2B222A;. q+ |" }, T) j& E" D% d
- border-radius: 5px;' t5 ^5 W: j3 ` D1 T
- color: #fff;" e3 } P& r3 ?$ E$ p
- content: attr(data-tooltip);
* U9 t- I9 `6 n, ^0 e( i - padding: 1rem;8 v1 L- i5 W2 \" [1 B7 Y: {
- text-transform: none;$ m7 V! T6 X- l
- -webkit-transition: all 0.5s ease;; f7 P8 o4 ]. k
- transition: all 0.5s ease;
8 d4 O! @. _4 t - width: 160px;; U, d* V" E% ]( F( Q
- }
; w4 a4 r; I+ c; y - .tooltip-toggle::after {7 H9 _8 e' }- ~5 |5 w( o
- position: absolute;- }& d: o# [ K1 r) B4 c+ u
- top: -12px;
! Q, ]1 ^7 p! `, s, B - left: 9px;% ~+ E3 v4 Y; c* x2 Z' j3 W7 e9 o
- border-left: 5px solid transparent;
; A4 {1 f5 z5 D9 ?! \; n. c( @ - border-right: 5px solid transparent;
) y8 O- L8 k' x3 ~( c" S8 b6 i - border-top: 5px solid #2B222A;
$ ^4 Z' F* }' e/ g% P - content: " "; T6 G+ j! ^: l2 N' g, I0 i$ y
- font-size: 0;( r& i8 a6 y7 ^, `! d4 c
- line-height: 0;1 ]6 J% I5 A) h3 J' U3 z
- margin-left: -5px;( W( o: W- ?0 z3 b: f+ r
- width: 0;3 p9 {$ }' Y6 `) [+ {
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- .tooltip-toggle::before, .tooltip-toggle::after {
, O" x' K( h& |, x1 \2 ? - color: #efefef;
4 E& s5 |! }: E9 B - font-family: monospace;
& _8 {, X/ E8 |7 l) b0 K; h - font-size: 16px;/ ?: ?' p, L! D1 v
- opacity: 0;% F7 @1 G- N2 T7 d+ r( r
- pointer-events: none;
; R0 J) X5 l) n) j0 |, S - text-align: center;4 R4 u* j5 O" z) M3 b* X1 L5 q
- }
6 p" V3 g' W$ ^% K9 f! |( n - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ J* d& L; t% C( g$ [; Y - opacity: 1;4 N% U3 d3 u5 ~. A( a
- -webkit-transition: all 0.75s ease;
2 L) C/ e9 Z7 }6 T - transition: all 0.75s ease;" v) |2 ~ I0 T3 \
- }
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">- h4 `: V% x7 v" O5 v+ _5 D
- <ul class="nav-items">
0 O1 u5 c6 V' `" y - <!-- Navigation -->
. n* y4 R- w! E! w - <li class="nav-item"><a href="#">Home</a></li>
7 n; t4 {! m/ h - <li class="nav-item"><a href="#">About</a></li>
$ O# s$ w: J1 W - <li class="nav-item"><a href="#">Contact</a></li>
* A5 L4 B4 X/ w* G - <!-- Dropdown menu -->
9 e3 f7 V. p5 q6 T2 Q - <li class="nav-item nav-item-dropdown"> J' n, n$ k6 ?& W0 X, h( [& j# X" T
- <a class="dropdown-trigger" href="#">Settings</a>2 a O+ ~. o7 c& x' c4 V
- <ul class="dropdown-menu">! {) U1 W$ E( G+ j6 `) k
- <li class="dropdown-menu-item">/ @# Z6 e5 |- @0 c! p" B
- <a href="#">Dropdown Item 1</a>
' j. O( k0 x7 g# m$ d - </li>
% W( Y* n5 \2 X& a8 N - <li class="dropdown-menu-item">
9 J( u: y* T$ H - <a href="#">Dropdown Item 2</a>
6 j- M) @* w: ^( d( i$ W. G2 u/ a7 N - </li>
* Q7 D3 {( W0 U, Z) x1 c+ d6 f - <li class="dropdown-menu-item"> w4 i" f. U% l$ R. t
- <a href="#">Dropdown Item 3</a>
& L+ C3 X( X, Z, _2 ] - </li>; y2 {. R$ ^! [
- </ul>/ X; p& ~1 K+ M6 I( S1 W
- </li>4 B9 U3 k5 k7 L3 ~9 v
- </ul>
# t7 m6 f1 O1 H. O - </div>
复制代码对应的CSS代码如下: - .nav-container {# }- h7 K7 ~2 y7 ]) \; z9 u2 Z
- background-color: #fff;
/ u3 ], T8 d2 ^9 u8 d" ? - border-radius: 4px;, p \* b9 q5 c! C8 S/ ~; U' O* e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* X/ h9 w7 R) [ - padding: 1em;
& ]* M! Y0 n# ~' o1 W) b( t - border: 1px solid #eee;
7 A4 d9 \/ z+ F/ @3 `" u7 q6 Q - display: block;+ Z( i, F+ |5 {& J6 ^/ ^/ q7 I" b
- max-width: 400px;
5 A% O+ |* m$ C( g N! q4 O/ L - margin: 0 auto;. j/ e# s9 {. e' q; a* M
- text-align: center;8 b' C6 }5 _, U9 _1 X* D2 f
- }
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- li {
% j8 p) H1 g/ s+ V4 K - list-style: none;
) x# P. k0 O6 j' S - -webkit-padding-start: 0;/ b$ m8 O. x- x1 r1 o8 ~
- }
: @2 m+ t& O3 u0 i! ^& t - a {
# G. h) P2 A5 e) z M - text-decoration: none;
/ e; K: G2 x c0 l+ _; s E4 g ~# W - color: #ED3E44;
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, K. d- K; q4 c# z. z - .nav-item {$ e5 |/ {6 |, `6 }/ c
- padding: 1em;% r* p% q6 v* X3 O! C* b
- display: inline;; C, C; [4 n& D% k, J
- }7 ~! l" U- _4 s% }$ Z
- .nav-item-dropdown {+ G0 ?2 [* @% S- c/ l; }7 u
- position: relative;+ m- u& J1 V# T1 l
- }
7 @& V# d0 p$ Y - .nav-item-dropdown:hover > .dropdown-menu {
+ D7 a8 X- w# K4 E - display: block;0 D* ^% T/ E' p6 l8 Q2 s
- opacity: 1;
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- .dropdown-trigger {5 _$ h& |" r) O7 z8 ]1 o
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {9 n6 w A# S3 B/ L% ]$ b9 ^( T C
- display: block;+ g8 ^, [4 f/ `) c; W' h5 u
- opacity: 1;
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- .dropdown-trigger::after {& J. ]+ Y% ~/ s/ Z% b
- content: "›";
$ [& P6 G% d; }: r% i - position: absolute;
! D" u0 A) K8 Y2 t! I& g- z4 F - color: #ED3E44;( T# y0 X/ H: t3 C& G
- font-size: 24px;2 `$ j% ~# S, ~' u# t
- font-weight: bold;
1 `) f% Z" X$ l: y/ d; t1 Y/ O0 A+ R - -webkit-transform: rotate(90deg);! h6 F( J. a- d, @
- transform: rotate(90deg);
% k7 z+ Q6 f5 Z; Y2 Z: Y+ N( U# t - top: -5px;
$ G- E% o( o; O! P% |$ |: p - right: -15px;
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- .dropdown-menu {: ?3 [ w. [% k2 w0 U
- background-color: #ED3E44;5 O2 ~ A4 k% g
- display: inline-block;
4 {7 C" \5 [# t3 G( v4 X - text-align: right;# z- ~0 v- t$ @& s0 y7 {" U
- position: absolute;
; l, V5 G" Y* m8 o- w - top: 2.5rem;
$ G' S B; m; c2 X - right: -10px;
7 U& m; G1 Y, l6 Y9 G - display: none;+ E2 ]. g2 N: c% ~. g1 H' c6 F; B
- opacity: 0;
, F2 m0 q0 q4 [9 b - -webkit-transition: opacity 0.5s ease;
" |: g. k# M2 C# T7 F0 f3 y - transition: opacity 0.5s ease;! ]) n6 d) |! i/ @- j
- width: 160px;
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) w6 c$ k4 n7 Y, F1 _ - .dropdown-menu a {# C* z2 {8 @$ X0 u- N
- color: #fff;2 W; o+ d$ z* V& W9 ~9 Q; r
- }
& c0 r7 H9 [* N! N x0 _. D) }8 H - .dropdown-menu-item {$ E0 L- O3 _' V5 ]! Z
- cursor: pointer;
7 l' j) p u7 d L: }6 ~ - padding: 1em;
9 A0 q7 K8 B% [ - text-align: center;/ u; X9 S" Z7 A6 e) E
- }2 q% Q6 \) X+ l/ {- o
- .dropdown-menu-item:hover {2 v" ^1 J- h7 o$ U( B) Z
- background-color: #eb272d;# x6 z- l7 o9 s
- }
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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">
/ p6 h9 g2 n/ p& i5 ?" h+ H - <!-- Checkbox toggle -->- H4 w5 d5 Q# G3 ~5 I/ I
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: [* {+ L: a* ^ ^. c
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# a; F3 U( y1 s6 g- R, o& a- e - <!-- Content to toggle from www.mfbuluo.com-->
6 y8 H! l A6 a+ r- X2 ] - <div role="toggle" class="toggle-content">
$ Q- p& x" `6 ]- U2 D8 y - BA-NA-NA-NA!
g. w& d. [- v# W9 U - </div>, D% [0 g! `" D& M$ \
- </div>
复制代码CSS代码内容如下: - .toggle {9 O* p6 i" @2 T3 c d% ^' i, b
- margin: 0 auto;+ U5 f; P3 E7 t: e0 H: W& i+ ^4 k
- max-width: 400px;
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4 z4 `/ m# H; @ - .toggle-label {
6 ?( b0 F$ S5 p/ V* t+ j8 ^ - font-size: 16px;- |/ u. t7 P7 @8 U7 T# n
- background: #fff;
7 @2 g& G: g9 i( t/ f3 t - padding: 1em; `6 F- I& x/ K1 h
- cursor: pointer;+ Z; c; ~0 Q- B9 }8 I
- display: block;* d$ I! k* i& s9 [) `
- margin: 0 auto 1em;, Z! |1 V+ e l, Y+ M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; ?0 v5 h* u$ r% U# p1 _5 a - border-radius: 4px;" |9 M' q K# e6 N
- }
+ T( B0 ^7 a! S! z& X6 K' n - .toggle-label:after {
4 t- Y7 n' i2 c6 \ - color: #ED3E44;
, T$ N7 \$ v/ c - content: "+";/ P$ R7 [9 m, r! m
- float: right;0 _5 w0 o: s% b- Z4 O8 }. X }
- font-weight: bold;! z3 G+ J$ l: X4 `& }: b
- }7 E* c+ u' g- i) k$ w5 U
- .toggle-content {
& Z% J3 i) a2 `* I - color: #B0B3C2;& B B) Y' V" D4 f- n! l6 `) E0 R( \
- font-family: monospace;# E+ [. D/ a$ `
- font-size: 16px;( w3 B1 U( o) Q7 }
- margin-bottom: 1.5em;
# X$ x: O. e& J' ` - padding: 1em;" K4 y3 M8 Z! _4 V% m
- }
: T- E* ^$ e( x - .toggle-input {
# V2 Z2 ?5 b- d( |- _ - display: none;
0 {6 B2 v& m) y- ?+ I; ~4 t* ? - }
& Q/ ?9 o2 v# y" s5 c2 E0 V2 d, A - .toggle-input:not(checked) ~ .toggle-content {9 i. ]* |7 ]* b
- display: none;
7 T# \0 x$ Z7 H0 d3 X, F - }
6 r {& g" B6 u' g2 m - .toggle-input:checked ~ .toggle-content {
. N/ ~3 Y: o. o - display: block;" w0 [# d4 J2 |7 q% K# R8 D
- }
8 n. e. s& M- f' i8 o9 q' F4 k - .toggle-input:checked ~ .toggle-label:after {2 G' k+ d* M7 q! `! {, d
- content: "-";2 ^6 Z: N: A8 l+ b( n4 V
- }
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