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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!">( H- D5 i S' R( Z, m8 R9 t# U
- Label for your tooltip. o$ t. Q7 o: T% T
- </span>
复制代码CSS代码: - .tooltip-toggle {
, ?& C* A/ |& i1 e- f* d - cursor: pointer;
$ b) f6 W; G4 ?( R+ i5 F! M - position: relative;
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- .tooltip-toggle svg {
, G6 j# w* @: \( D - height: 18px;3 P U6 a" ?. y5 @: K c
- width: 18px;
! T2 F2 i0 N1 C8 t6 J - padding-right: 0.5rem;
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- .tooltip-toggle::before {
/ E* H6 t& b; W4 g8 W - position: absolute;
/ F% H8 }8 s- | - top: -80px;+ G7 f* t' b7 n/ P* `0 k( ?
- left: -80px;
% r* M( }! K. G, k4 f+ p8 Z - background-color: #2B222A;5 P8 t& y6 F) U% v0 T6 W
- border-radius: 5px;' e' S H8 h) P! Z! A* ~ R* o7 G
- color: #fff;
& T$ X8 P/ V6 e2 A# \3 ~6 o, A9 i - content: attr(data-tooltip);
' J4 {: l0 ^& }* d7 D6 X: B2 J - padding: 1rem;
) Y- x7 n4 [5 z' ~" t - text-transform: none;
6 l' c1 l/ Q s# e - -webkit-transition: all 0.5s ease;! l1 e% Z& t1 g! d; B# `; {& {# @
- transition: all 0.5s ease;( D4 k9 ?. U& _0 i; f
- width: 160px;) r+ u& K5 O/ \( g; G/ i
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- .tooltip-toggle::after {
( X3 p: Y! t) j5 e: [5 D - position: absolute;- b7 z* O! c+ H: {* K+ B) c2 z7 W. r
- top: -12px;) ]& ~. L: R6 G% o
- left: 9px;) E4 E: [; z3 T, _* w4 Z0 l5 a
- border-left: 5px solid transparent;
& k3 i% z) Y. J8 s4 b - border-right: 5px solid transparent;
0 e6 M C& x: l7 n7 k6 R - border-top: 5px solid #2B222A;" b' Q; P* Z# Z8 s& X9 F
- content: " ";' C$ q3 T4 Z/ i) w- ~6 C1 l
- font-size: 0;$ f7 ]0 ?* O$ U P" z! s
- line-height: 0;
# R* E0 p# p* p+ G/ E! { - margin-left: -5px;% n+ o$ z% e! t
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {' L7 k2 a; D3 T9 T7 M) g
- color: #efefef;' ]3 s& M1 E3 k
- font-family: monospace;6 q( r% U4 R6 h# t- B7 ^: {* ]7 a% t
- font-size: 16px;
1 u0 j# i# y( n. X' F" j - opacity: 0;* j6 ~/ U/ B1 S: L; B- i% |2 x8 F3 Z% V
- pointer-events: none; H) S9 X. [( Y
- text-align: center;: {. C" I( W# w( [$ ~
- }: Z8 f" C& ^6 O+ n6 s
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ o% t8 a$ E. ]# p- n( b - opacity: 1;, u7 x) \3 G3 U; `
- -webkit-transition: all 0.75s ease;* W$ d' |' o& K g* R5 N4 ?1 ^0 ^
- transition: all 0.75s ease;5 H( \% Q) L" b
- }
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">
# J3 U: ^ w+ ]8 a; z( F4 Q - <ul class="nav-items">7 y5 p: U5 g5 Y7 x; ^( U8 k
- <!-- Navigation --> Q' H/ N; i5 ~& _: h
- <li class="nav-item"><a href="#">Home</a></li>/ z& p& q. ?' C2 U. z2 t& I
- <li class="nav-item"><a href="#">About</a></li>, L: k& H5 x8 ~ ~
- <li class="nav-item"><a href="#">Contact</a></li>
: f& K% Y) N. w - <!-- Dropdown menu -->' e: O9 @+ f/ t- d. u7 f
- <li class="nav-item nav-item-dropdown">. o+ t5 ]) V& `4 a
- <a class="dropdown-trigger" href="#">Settings</a>
, j. Z( d, D7 M, p - <ul class="dropdown-menu">
/ x4 c: ?6 s/ n- x/ l9 \( F - <li class="dropdown-menu-item">
% z/ ?% V, z7 j! T2 ^9 Q - <a href="#">Dropdown Item 1</a>
* J6 {) U; S7 w4 t) S - </li>
+ H$ s. I t3 B - <li class="dropdown-menu-item"> h" W' q7 {2 T
- <a href="#">Dropdown Item 2</a>
/ F0 @7 a' C: K- A* v1 u- G4 ^ - </li>% a' H" W5 ^* w6 y2 T
- <li class="dropdown-menu-item">" I: ^: T) L( ?
- <a href="#">Dropdown Item 3</a>3 Q. R! H) q+ u/ }- K2 W; w
- </li>
" w, T7 s1 o5 ~5 f; n( g! {* ~6 ^+ X - </ul>4 G% H( I9 I2 s$ ?* A7 q- W% }
- </li>
0 m7 ` _& Y* d3 N; g - </ul>
8 a. `" c1 p2 j - </div>
复制代码对应的CSS代码如下: - .nav-container {, v! e( v) B; j6 _" Q7 y- W/ V
- background-color: #fff;, y; ?$ O l/ s' o
- border-radius: 4px;
' a# u& t" Q: [. v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ j# ~: v/ L! m7 Q - padding: 1em;
" P. O1 Y6 E* H - border: 1px solid #eee;; P& C. t7 \8 ~ M/ N) s; d- w& y2 J
- display: block;/ d, t C4 |0 J+ u1 D" ?$ N. J8 e
- max-width: 400px;: y Q) [0 [9 v2 v3 f6 U U+ b! V
- margin: 0 auto;
3 o$ q1 e) E# O6 _' I - text-align: center; b _' w P1 \: Y4 B1 l- I
- }. S: J. Z* U% h" E! o
- ul,
( P; x. b! w) a% C4 @ - li {
4 T$ B3 I8 o @# K; O - list-style: none;2 T r! ]; K0 e! J" a: ]* l8 @
- -webkit-padding-start: 0;5 m7 p6 t. H, N& M$ d& Y
- }! M; ]" y4 ]3 p U2 Q
- a {
; [6 k8 l4 q% M' _4 T. F: c) ?8 Y - text-decoration: none;' B% s- I- c+ @4 z" Z
- color: #ED3E44;0 M* r/ t& T% d/ S3 Q$ U
- }
% V% p K5 ?+ F- ~0 Y, Z7 | - .nav-item {
/ P( h' \3 p4 t" T' b* v; H - padding: 1em;2 ]+ |/ S U) V9 B9 P$ Q% m( d- W
- display: inline;. C6 F5 K5 k8 d# @2 ]* P2 q
- }" f! Y3 g% m4 L0 }; f& L6 E5 x
- .nav-item-dropdown {
" u9 s; ]# X4 h+ b' ?) `9 B - position: relative;
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! A8 g: F# a$ {% Q) G, [ - .nav-item-dropdown:hover > .dropdown-menu {
8 F- D) Z) g5 c/ ` - display: block;" E' v4 d6 n* R) [% {1 Y+ C
- opacity: 1;
( X9 l1 ` \3 q7 v9 j - }
7 h4 T7 s- U) v N - .dropdown-trigger {
$ E, t0 K! I& o1 _ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
: i) H7 W' b! {# T# h& O% M6 U V0 A - display: block;
* D2 R; Z* Q$ n" p8 k u - opacity: 1;& {: f. ?6 |' H- r% {% l
- }9 y& M/ P$ B6 O. }- H! G& x
- .dropdown-trigger::after {
a7 s4 Y; h0 |( E/ e. ~- ?; n u - content: "›";
9 ^ U! e6 c& T3 U9 t! h, I1 W0 Y - position: absolute;4 w% T: b3 E2 Z8 w, N
- color: #ED3E44;
3 b$ v7 N, M8 k; u1 @ - font-size: 24px;
0 u/ ^3 J- x" v' p - font-weight: bold;
- R" t. G0 [4 u( N - -webkit-transform: rotate(90deg);8 {6 y" C3 Y- b: m' s
- transform: rotate(90deg);
7 {0 c) D7 N+ E% K. |9 c3 ~* S - top: -5px;* f5 l: ~, |& M# N! h4 y
- right: -15px;, u# o8 m# [ U; I( F% Z% ]
- }
. z( {3 c6 F+ Q* C, w3 l- s - .dropdown-menu {+ F M; K; I/ A' R6 ^
- background-color: #ED3E44;
/ D* g# i9 G8 @8 e - display: inline-block;
, k# \" ?9 m* s% a - text-align: right;
8 R6 T" p5 a( X" q - position: absolute;# B0 D: u) F# y% ~: ^6 x
- top: 2.5rem;
( P( O L. Y/ \" w: v - right: -10px;
. p" B& _( N7 m; H# m) q @! B - display: none;
& P1 o) v `! }4 ]5 t' Y - opacity: 0;1 Z- D( x+ A- V1 W$ c, W7 T
- -webkit-transition: opacity 0.5s ease; f) ^" s/ t+ W3 j* l. y5 a
- transition: opacity 0.5s ease;# `. g, c* c/ _3 Y! L
- width: 160px;
# m" }! c$ H# Z$ k - }
( j; c. r' U7 ? - .dropdown-menu a {9 Z4 z3 M, @" U! ~8 M' r% V, Q0 \
- color: #fff;
- Z0 C V9 l! Q( m, f/ V - }3 ~0 p( M4 ]) w: Y) {
- .dropdown-menu-item {
% c- Q( c6 a* F& p% i+ C - cursor: pointer;
L/ G" K- L+ e8 u - padding: 1em;: G- A, s3 T4 {; O g) s6 q
- text-align: center;! u2 d1 v( ?& J9 A' Z6 Z& h% {9 w# w
- }- k3 m: r6 J: r: z8 G0 F" K J9 @8 L4 y
- .dropdown-menu-item:hover {
9 W2 z# @) e; G# a) N! t0 U - background-color: #eb272d;
8 v9 P2 M2 V; g8 K0 { - }
复制代码 1 Z. l+ C% l. G: l; G5 q
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( t( D1 m4 }# g! r - <!-- Checkbox toggle --> x0 f7 @/ K B. n, g ~1 [
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">8 T$ E; q0 |! K1 Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ E" a9 u* U T6 Z, s, Q: w
- <!-- Content to toggle from www.mfbuluo.com-->5 H, S4 } N1 H, q) @2 _
- <div role="toggle" class="toggle-content">
5 n7 Y: H0 y2 m/ z; w6 n* t0 d - BA-NA-NA-NA!0 B; s7 n3 Q) r$ K; V7 Q
- </div>
& X H5 V3 p5 E3 m/ n) R - </div>
复制代码CSS代码内容如下: - .toggle {
! j/ P: i0 ~! y- }* M3 ^$ J - margin: 0 auto;% ]' }% H" c. N- F1 ]4 D' ]$ J
- max-width: 400px;" [/ o" v+ S& q) Q# O* m
- }+ K3 j* l9 |9 t- Z( t" c8 h
- .toggle-label {; { \) b4 t- n$ P" |5 b4 y
- font-size: 16px;, O; ]# O1 B0 V: |, S0 t" y* M, T
- background: #fff;
0 r4 l% p! }1 s& c - padding: 1em;
. ?, W7 \6 L `' V' B/ D4 n# E# ^0 e - cursor: pointer;
& k. @ @, ^8 l8 a$ e - display: block;
3 t7 a. V# \* d) C2 F0 N- a7 H - margin: 0 auto 1em;( d+ K, {) [& s3 l( u) x$ Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ p: J# {2 R- O V: P+ J
- border-radius: 4px;
# U6 p1 b9 M4 `+ a - }; [. g f% _7 w/ l5 w
- .toggle-label:after {) n, ~) [4 r/ X" C8 V
- color: #ED3E44;
5 x' D0 K3 r( A+ k - content: "+";
0 u' q6 L( a) \1 @9 w - float: right;) V8 \- |6 U3 F4 H7 c2 Q- y" W" M
- font-weight: bold;
: L5 G/ J% }3 I7 E% X1 [" f - }1 \; y; t$ ~0 A6 E/ H/ [) |
- .toggle-content {
' ^( ~8 J2 b; H, }/ y- Z9 w I- i - color: #B0B3C2;! T( C1 J/ p2 ?8 C4 |+ E* g0 b
- font-family: monospace;- K- s$ Q: l" |7 c
- font-size: 16px;4 X+ r' B" v# v) ~0 M2 I
- margin-bottom: 1.5em;! z" A3 l! x2 m. k8 ~7 J- d& ~
- padding: 1em; W4 X9 z" h8 n( I/ m8 I
- }" i) [& I( J. h& e* m! R
- .toggle-input {
+ H9 |; _# f; _" b E9 |" x) j - display: none;# T' Z( `: t# [, d* ~* b+ A. R
- }7 _* ~. n1 }. F% N* C9 B1 E
- .toggle-input:not(checked) ~ .toggle-content {% `+ B5 Q, E7 k" v c
- display: none;+ T( N% Q, h1 H T0 {5 d- U
- }
- f& o, Z- ^* {. J: n+ s - .toggle-input:checked ~ .toggle-content {4 p) v' A7 Z; w* S. a' ~* g! u% X' N4 P
- display: block;
# P% `& ^7 j* R - }
+ T+ |2 f0 P+ | - .toggle-input:checked ~ .toggle-label:after {. G' u# a+ ]: ^" E
- content: "-";
6 Q4 m1 G% \ H% a/ v2 w - }
复制代码 $ } y0 I1 M* N0 n1 V& w* g
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