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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!">( O* D% @& y$ y5 h4 L8 U
- Label for your tooltip! p+ p7 A) @$ x2 @
- </span>
复制代码CSS代码: - .tooltip-toggle {
* ?$ t1 k9 q: J) U& ~ - cursor: pointer;) @, d# M+ J4 y }3 v% A
- position: relative;
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8 I9 k& {" K' Y* a) O - .tooltip-toggle svg {0 }1 u; c# u1 t; J1 K5 u6 o" p
- height: 18px;$ ?* F' H- C1 J
- width: 18px;1 j: s4 ~1 ^) S" R, b
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
# H% r; W+ x/ V0 K - position: absolute;
: o+ s, V4 W% r3 E! f - top: -80px;6 Z! L! O) U; ~, d3 b
- left: -80px;* X( t9 q) L! }3 z- o2 C# e
- background-color: #2B222A;
) |5 @9 B3 T1 L- t - border-radius: 5px;" J4 ^* d3 T8 o( n* L: i
- color: #fff;
) Z" k. i, E6 S - content: attr(data-tooltip);
5 J$ l# e$ F% a* A2 e4 s5 h A: b - padding: 1rem;
% S3 _0 c- k3 a - text-transform: none;
2 n* z5 m$ X6 [ - -webkit-transition: all 0.5s ease;$ V+ O7 ~5 r" @7 O: p" N
- transition: all 0.5s ease;( W5 k( O! O* A& X. p
- width: 160px;& b7 E0 q" n5 k6 M9 c' {
- }
1 w5 W$ h1 ?/ T/ P - .tooltip-toggle::after {+ U7 W9 n' C+ l% Y. k
- position: absolute;- t1 s9 v3 h5 w3 @
- top: -12px;- C/ }" Z7 n0 x6 e
- left: 9px;
8 g1 e* z$ l: f& ?4 x6 p - border-left: 5px solid transparent;8 ~& j, b" D& v- d2 X3 D* u
- border-right: 5px solid transparent;1 F! |$ l5 h& Q$ @3 ~
- border-top: 5px solid #2B222A;
. Q$ F- o: ]* r5 A - content: " ";- t% L' a6 a, |3 f3 y. |
- font-size: 0;
9 M# k/ g7 n. j; ^" ]. M! t3 C7 E - line-height: 0;
' c5 }& ?2 K2 U: z( F+ }. f3 Y - margin-left: -5px;; ]0 n: _/ H' x6 W, b! h9 w6 r
- width: 0;, x5 C2 C, e5 M6 N8 Y
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- .tooltip-toggle::before, .tooltip-toggle::after {9 w% J/ m9 |- u5 O
- color: #efefef;
; ]; A/ G/ X7 {! M. e - font-family: monospace;& U% p8 M! C' S; n$ V
- font-size: 16px;
( i- u/ W" @, }! ^ - opacity: 0;$ a# G5 n; X d5 D9 _& n
- pointer-events: none;
! T% l& D* D+ I) P0 s9 R4 |2 g$ F- l8 D - text-align: center;9 U U' z6 \& D4 [& N
- }
4 ^ y# Q# [- E4 y! o - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' o; `! a: K4 y4 k9 i( t* H; i4 y* e
- opacity: 1;
: i F6 T3 X2 e( @6 |# t) | - -webkit-transition: all 0.75s ease;( V& F4 a& e3 ~/ E4 U; d
- transition: all 0.75s ease;' M% @5 _- a$ W; ~( s( 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">% H* x2 O; Y' m/ z* _) b7 G7 x
- <ul class="nav-items">9 v7 j7 i& }- D" L0 w9 C! S
- <!-- Navigation -->+ ~0 I4 ?7 T5 Q9 S6 c
- <li class="nav-item"><a href="#">Home</a></li> j2 Z; l9 e1 U7 U% K7 [; \. _6 a
- <li class="nav-item"><a href="#">About</a></li>4 K; \9 p+ U! {0 H, J: A
- <li class="nav-item"><a href="#">Contact</a></li>) h. B5 q: g1 ?6 o
- <!-- Dropdown menu -->8 D2 p% `) t7 X1 `
- <li class="nav-item nav-item-dropdown">
n* b- d1 {3 h9 o) I, C B# n! Q E - <a class="dropdown-trigger" href="#">Settings</a>
: y3 D" ^0 [$ Q) q$ ? - <ul class="dropdown-menu">+ O* `1 t) G+ t
- <li class="dropdown-menu-item">
+ k6 J% t/ A9 _5 M* A7 s - <a href="#">Dropdown Item 1</a>
- e3 y4 U% P9 @6 \: ]; K - </li>
( D5 \2 e" c4 }: l2 @. k; I: q - <li class="dropdown-menu-item">6 S6 M$ i/ p0 s& ~8 |' |4 M
- <a href="#">Dropdown Item 2</a>
3 Z+ }" l3 j5 u. s - </li>
" S: c- {" j6 H W5 s% `# I - <li class="dropdown-menu-item">
( r( d. l% T1 S$ v* A m9 R - <a href="#">Dropdown Item 3</a>" m9 L- U! Z9 h
- </li>
0 H+ F/ a# W& h8 Y/ m* e) M5 J - </ul>
0 q( n7 u3 k' U8 k6 j5 z' W - </li>
$ C: Q% g! Z% a1 o, {" g - </ul>
* V' F% u: l" s - </div>
复制代码对应的CSS代码如下: - .nav-container {' P8 n& o# X; t! w7 R, |9 R- Z
- background-color: #fff;0 h/ T" U4 ^! K+ P, X5 R
- border-radius: 4px;
1 W" [ ?$ [+ J# I3 z9 ~0 F' [: A - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% H C& }) J0 V3 \ - padding: 1em;5 G$ h! u- j _: V
- border: 1px solid #eee;
6 n) k" Z7 _3 L. f1 R - display: block;5 h4 p# T! A0 q& N: J
- max-width: 400px;$ H3 B: ~; D ^
- margin: 0 auto;
% u- v I: K2 u4 ]* J. r - text-align: center;
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% d) w( ^8 u% Z( J - ul,
0 _/ z' D7 V, B - li {
: H" K: M: B# _* U - list-style: none;$ Z0 ?% y4 C, Z7 _4 ]
- -webkit-padding-start: 0;- v, \+ S4 ?4 _2 v& z& G
- }$ M# I% Z5 D) a, I4 J6 |- a
- a {7 |6 `1 y: P; c9 l# B9 b" K+ P% v
- text-decoration: none;
3 O2 g) R5 z% Y5 J+ ~. q* f/ | - color: #ED3E44;
% |4 Y4 `! t/ F; B - }
2 ?0 G( P9 J& S, D - .nav-item {
; l+ J( @/ B5 f M5 M. T. l6 P* h - padding: 1em;
1 o) f7 g/ l9 E6 u. Q; a2 x - display: inline;2 m: x5 f& W+ U4 p. ~1 n) N% u$ c( k! e
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- .nav-item-dropdown {
6 ~, N( Y5 b& @/ @% F3 |- ? - position: relative;
0 Q, V: Y" O7 D/ _ - }
7 h4 {# V( B0 H# A* J - .nav-item-dropdown:hover > .dropdown-menu {3 x$ {* k" o& I, `# Y! T5 e( s$ [
- display: block;# g, X/ {. \+ f9 a# i3 _
- opacity: 1;
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- .dropdown-trigger {- |. ]' a h( G0 R, a
- position: relative;' T; W: G5 f7 o; O' f2 v+ F! o9 w
- }
5 \ ~7 B* m: t7 x* F - .dropdown-trigger:focus + .dropdown-menu {% |2 A& c+ o5 `" d
- display: block;
& B. \- }' O, w2 J' R6 E - opacity: 1;+ \) y! \ s- q8 b4 F# u3 i
- }5 f- ?' x3 v5 O
- .dropdown-trigger::after {
3 t! \3 N6 w3 T* ]4 h+ | - content: "›";! l% n0 m# A* ~
- position: absolute;2 w* d9 ?" G6 D2 X
- color: #ED3E44;
! E7 i3 f- a9 |6 x7 J - font-size: 24px;6 o* v! m' R# Y$ r
- font-weight: bold;
0 |- l% r ?* A8 ~* I - -webkit-transform: rotate(90deg);/ ` h3 B$ F! x9 m* |6 b. H# K
- transform: rotate(90deg);
$ Q/ u4 ^+ w, z9 o% s5 A( M' n - top: -5px;( _0 O: r6 c9 n! R: v
- right: -15px;
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- .dropdown-menu {
7 i$ d' x8 n. g5 E - background-color: #ED3E44;- j0 k& a8 @% r1 ~# S5 i( P' t
- display: inline-block;# Z, p5 L. C( A; P
- text-align: right;$ f" u0 S4 b& {
- position: absolute;
" e# ]6 P- k/ J - top: 2.5rem;" |1 p0 `2 c, w: P# c: I
- right: -10px;' i4 O! F6 W8 A0 d7 [3 D. M
- display: none;
2 _% u! e3 n6 _8 x- w - opacity: 0;
* f. t( {* J# H3 F; \ x2 l2 R - -webkit-transition: opacity 0.5s ease;
6 F$ o! n L/ @: P4 t9 P' Q% ^ - transition: opacity 0.5s ease;# C( n6 K" \1 M/ e" x% |
- width: 160px;8 ]- ^" m% b4 x8 K+ Q- i$ k
- }
: @4 m: J+ k2 o6 i - .dropdown-menu a { h, U- n5 s7 F4 A1 S
- color: #fff;
* s' I- G1 F$ N" o8 { - }
' U) c9 A5 v% B! H* D - .dropdown-menu-item {
- Z' g( Q$ v) E - cursor: pointer;
$ a. V4 o6 W" X2 Z/ ^: ^4 I& S$ e - padding: 1em;
! x* N$ N M( g% m7 ?" q2 E" C' _ - text-align: center;
. Y! q) Z+ K1 t - }
5 X; s2 X/ E# o5 J8 |( P - .dropdown-menu-item:hover {2 l+ T; p- F" H/ B' U
- background-color: #eb272d;
% {9 l% T1 b: g* x% Y - }
复制代码 1 V* ?) V" B4 P1 H5 C K S
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' s: m, F9 a; g0 w- S, O7 W0 p
- <!-- Checkbox toggle -->0 q' q' A( z5 U6 L o5 O- `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 ^* v! J& g( R. ?3 h0 K
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, |4 _- O* H& U# h6 T8 \8 s
- <!-- Content to toggle from www.mfbuluo.com--> p# g; o4 ~$ q* \8 T; k% ^
- <div role="toggle" class="toggle-content">
3 A3 w! {# r$ u8 ^/ M - BA-NA-NA-NA!$ _$ k$ H( F5 r) x8 U! w
- </div>
3 C4 n+ k: F" W6 f1 U - </div>
复制代码CSS代码内容如下: - .toggle {
% d9 F) d/ g7 t1 g2 d - margin: 0 auto;, F! \% @& [5 J) q( y& D' T
- max-width: 400px;
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- .toggle-label {
5 I h* p* {+ l2 ?$ F) b0 q - font-size: 16px;
. X! J% ~; M: p) x - background: #fff;
' x1 Q- K8 h9 S* p7 T- f$ B, Y0 ~ - padding: 1em;% k: ^; R" ]+ ]& l" I6 H
- cursor: pointer;
$ g+ ? d. z; o# N" z. u - display: block;
9 x. B: {0 K% z+ a, e - margin: 0 auto 1em;# {$ L+ W6 K# ]# ?3 E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 R+ D; T! {' R; M5 D2 q. f - border-radius: 4px;
/ p: }; O8 G; K# k, h8 ^2 J - }
$ s2 t! x# L4 u" t6 D4 J - .toggle-label:after {: t# M! D! }* j1 j7 K) @- h! w+ W
- color: #ED3E44;( Y, h" @+ D7 F3 C) D* ~# Z1 [8 a
- content: "+";4 B: j( x# x: p! y @) W
- float: right;
& \; L8 k& t: w6 ?1 X/ M( a' P - font-weight: bold;- i" t5 \! ]. U* j6 J& R8 Y
- }
5 M2 |: e( r U; z9 s9 W( N: z - .toggle-content {
+ S: r/ |4 Q5 |, n) p1 @4 o - color: #B0B3C2;
* G n0 Q$ G# \7 S1 F( f6 H E3 E# x; D - font-family: monospace;0 S! u5 s& e( G1 |& w, {! S
- font-size: 16px;1 d0 V) o+ A7 }, _( Z7 V
- margin-bottom: 1.5em;: h, a e( h+ b0 j( I: X2 i
- padding: 1em;
" {( U0 r _6 x. J - }! @' b/ k" ?0 B' A* \0 Z- I% z
- .toggle-input {
! B$ e4 ?; L5 v; H+ l6 k0 n - display: none;
7 L# u( T; b3 l$ d0 a - }- X. U5 G! Z. }5 f, q& u e2 g. \2 x( H
- .toggle-input:not(checked) ~ .toggle-content {' Q# m# }/ ~! Y, J
- display: none;
7 |$ E, s! p# [. a4 e - }
4 w, p' p+ {. _- N3 c. q. O - .toggle-input:checked ~ .toggle-content {
# {/ m$ ^ d5 I) A. \$ K D; o - display: block;
. }; w! [& B& k2 L' v - }7 }/ e7 `9 p' Z( N* X# ?
- .toggle-input:checked ~ .toggle-label:after {1 k5 s* P# Y; R- R6 u
- content: "-";* ?3 J' m2 Y+ l
- }
复制代码 * b! o3 o7 E+ V _3 i6 y( r
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