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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!">
" @+ K8 v6 R$ F% z - Label for your tooltip
% w/ q% S1 D% C! g9 G8 ~7 _ X' a - </span>
复制代码CSS代码: - .tooltip-toggle {! k* O! _3 h. u5 ?0 |
- cursor: pointer;
; U* |* c, B2 E+ ^; p - position: relative;, [) J: I6 ]$ a7 O
- }
0 m4 m g+ m! w - .tooltip-toggle svg {1 j$ Z* }7 ]5 n( Y. ^, I4 q Q* m
- height: 18px;* R; Z. w1 R8 ]9 i# |+ \
- width: 18px;% a- a% F5 X' t8 _, d$ z
- padding-right: 0.5rem;7 [5 e$ z) Z3 [6 e4 |
- }
5 p1 }5 ?0 h/ i' c4 { - .tooltip-toggle::before {4 ]) r+ X" ^+ L: |5 H7 u
- position: absolute;
' `" B5 L& P) d# g# ^ - top: -80px;7 ]9 [; r* I9 d
- left: -80px;
% U$ H: t) l( g( ] ^ [' P& S2 u - background-color: #2B222A;
R. K! c d4 F/ s - border-radius: 5px;5 r# ` n! u7 z+ h: b5 x- u: e
- color: #fff;2 o, z! X" p$ o3 _% V
- content: attr(data-tooltip);3 l* R2 x- Q. q0 o8 P' c7 ~- M
- padding: 1rem;
$ Z+ E6 q- k. q% Z' l) F( r$ f - text-transform: none;! p/ d% E" k" F. Y& O
- -webkit-transition: all 0.5s ease;
1 S t4 Q* Z8 N% [ - transition: all 0.5s ease;* T. C# ?9 `& W* @0 h' z2 ^
- width: 160px;# g6 i( W3 z+ j8 r; a
- }
4 ^& d' g" s+ N7 ` - .tooltip-toggle::after {
! Z" P/ k5 T/ D. @& t1 ` - position: absolute;- b) o- y+ s% d1 I2 I5 m( A
- top: -12px;( l& S: T, [2 u+ Z- L$ {
- left: 9px;, X% [7 s* l1 d2 m
- border-left: 5px solid transparent;
) O) T+ @& n- g - border-right: 5px solid transparent;, N8 W. r/ |' q8 ]' \. i1 O5 t
- border-top: 5px solid #2B222A;
# V1 r" i- |. Z - content: " ";3 \$ t O% P+ f
- font-size: 0;2 k8 S+ d3 A+ _7 c% @2 R- r
- line-height: 0;+ U. f( h0 f- k+ C, a( W
- margin-left: -5px;4 Z5 {* e0 E5 A3 g
- width: 0;0 U3 x4 ^' w N" {
- }
# n4 [7 H- x, r6 Y - .tooltip-toggle::before, .tooltip-toggle::after {
5 e$ }% \5 T5 y1 S" r" k; u - color: #efefef;
$ R6 C* l& i: ^ - font-family: monospace;
8 ~3 @9 N# f# w; G0 g1 B! ~ - font-size: 16px;
2 B+ b5 i) P; [ - opacity: 0;
0 L! y1 C$ Q- p ~0 {- M9 ~: W - pointer-events: none;8 M, e* a0 y, `' w. }2 a% l% x
- text-align: center;* j" K9 C5 f/ Y/ e V
- }5 d, Y8 q$ p4 d& B+ R f: H* v6 ?
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: R' R6 ~( S7 H5 M - opacity: 1;2 v7 w9 a% D. z" K$ e7 x
- -webkit-transition: all 0.75s ease;9 {2 g) U" v5 O: t! D2 y& E: I
- transition: all 0.75s ease;
8 S+ M( W2 |" |1 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">
; `, X, ^7 f% U6 }) ]* Z+ x7 W1 U - <ul class="nav-items">
( Q# \! q0 ]1 R; q Y, z! g - <!-- Navigation -->$ \- e4 I9 l4 E6 ]) l1 Y! ]
- <li class="nav-item"><a href="#">Home</a></li>
: L2 c4 l9 i# k: ~ - <li class="nav-item"><a href="#">About</a></li>) i7 W2 K; h- [) n
- <li class="nav-item"><a href="#">Contact</a></li>
$ e. |: P* ]+ ]# w8 J% a5 c - <!-- Dropdown menu -->
: C" ~+ r: N; p8 m& E - <li class="nav-item nav-item-dropdown">
; Z/ W' V8 x+ q2 w! z - <a class="dropdown-trigger" href="#">Settings</a>
$ e6 j2 L9 J/ X( {7 |/ K. \ - <ul class="dropdown-menu">
4 w( T5 K. I8 }; N, Z) z# R6 L - <li class="dropdown-menu-item">
3 d6 O2 @& l9 p' `6 _ - <a href="#">Dropdown Item 1</a>- o: G- e. M- t. X
- </li>+ E4 m4 L/ v& R' L! G3 x
- <li class="dropdown-menu-item">
' S0 |8 Y0 c, U4 U) x - <a href="#">Dropdown Item 2</a>
; m9 a n0 L8 ]2 R- C- N* W - </li>
0 ^/ }8 S+ U9 s( {6 t" |* ^ - <li class="dropdown-menu-item">4 Q/ z3 t- Z; [0 o
- <a href="#">Dropdown Item 3</a># S: q) }& a6 y, P. T1 b
- </li>* r4 |, N8 M3 O$ A/ M
- </ul>! C1 k+ d s. x4 v4 N: p1 _5 d6 _ M9 i9 ~
- </li>
( e1 c( u2 v& w3 V - </ul>2 Y/ i7 ~0 \! x% z* M
- </div>
复制代码对应的CSS代码如下: - .nav-container {
/ d1 J- G. _ V# k. s - background-color: #fff;
' C- F9 P7 _9 K - border-radius: 4px;' s9 J, n% e5 N
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% C9 {/ x2 v( s# @
- padding: 1em;- `4 e: A# ]8 u* r1 ?8 u8 F. s7 l
- border: 1px solid #eee;* ?$ Y% w+ C' J, i! }7 x# y& s4 M
- display: block;
7 a* ]+ c3 s! U. ^5 L8 q/ q - max-width: 400px;! S+ ^6 \) [& V6 V
- margin: 0 auto;& O6 }0 y5 W9 ?$ y0 H# w
- text-align: center;
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- li {$ L5 [2 B% w; b
- list-style: none;# N% L8 _) _: Q. z
- -webkit-padding-start: 0;
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- text-decoration: none;
5 G* n1 q- L. H8 g, Y - color: #ED3E44;
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- .nav-item {
0 `7 t5 S; z& _6 r3 K* j - padding: 1em;2 A+ n9 U8 e- ^) k2 _
- display: inline;
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- .nav-item-dropdown {
+ S. k! Q! w C( o6 r. w - position: relative;5 }. S k4 C# D3 z4 Y
- }
4 q. C4 q3 q( p - .nav-item-dropdown:hover > .dropdown-menu {9 ^# ?9 M* z+ A& P: D' T; A
- display: block; s6 V% X6 s/ t7 Q
- opacity: 1;
5 t+ }; }/ n# B# g2 ~, l! A4 K0 O9 U - }9 `* ~( B- H2 D/ w5 {
- .dropdown-trigger {' a. @$ M$ y2 ]& s8 W9 e
- position: relative;2 M$ ` i% n- q, C, i, _
- } t& g6 E: | Z; N" e. W/ S5 y- L
- .dropdown-trigger:focus + .dropdown-menu {# B4 N7 z; L- q; k
- display: block;
/ N! ?8 P3 k! U# I6 l - opacity: 1;
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9 H. N0 V# C9 T: S8 B/ ^% q - .dropdown-trigger::after {4 _6 e$ m, n. @5 D7 Q; L
- content: "›";
* D1 D" W5 N" Z( U% F - position: absolute;$ S9 k e3 i! ^+ a- a' u7 C
- color: #ED3E44;9 N8 N o H0 M: P5 U. t3 s
- font-size: 24px;/ W. q0 a+ V/ P9 z" W
- font-weight: bold;& V# \ s6 h( T6 P, S# H' O
- -webkit-transform: rotate(90deg);
t0 c) h5 s9 T1 S - transform: rotate(90deg);
( W" J5 |1 k9 ]3 x' r' K6 M& k$ j - top: -5px;3 `# Y" L+ g" O/ b& ]) ^1 b& c) w
- right: -15px;" U+ ^% y1 j$ R: T0 ?8 D
- }# o9 [# z' O: r* m4 d
- .dropdown-menu {6 h! i. r8 ^. L0 s0 t4 W, b
- background-color: #ED3E44;
8 [% ^& H& O5 L- @$ ? - display: inline-block;
; h1 T, |8 G1 q( `/ d, e - text-align: right;6 n! v$ \/ Q# U" n0 F! X& S
- position: absolute;6 T5 X2 `5 X8 E9 f# M' X3 y
- top: 2.5rem;
6 U9 d) W' M8 t) e+ y- M; J - right: -10px;) x& h' s+ f2 @9 r
- display: none;% P) K( j. }) E5 j
- opacity: 0;
0 i) N0 Z! O3 ^ {- ~ - -webkit-transition: opacity 0.5s ease;5 Q- u- `. d2 v
- transition: opacity 0.5s ease;
# }7 [7 M* ~& k& O7 L& V# U - width: 160px;
2 _* B8 [, E$ k - }
2 @) C) V0 ^3 g6 I - .dropdown-menu a {6 f/ A4 n; T4 s* Q$ O; {
- color: #fff;
' V9 N/ r& C/ O, d, Q% {4 s O - }
' ^5 Z! \) I8 t$ u- ~ - .dropdown-menu-item {
! {$ I: C; @8 D1 Q - cursor: pointer;
3 H7 i- Z/ e6 {$ n y6 m, P l1 H - padding: 1em;2 G" }7 |8 |3 V: G. f! G: m
- text-align: center;! X8 z6 q" B& D! p% E% ?
- }1 q c: _ c" X3 x) q
- .dropdown-menu-item:hover {
r! n% q# R g0 P1 v- W - background-color: #eb272d;! d' V. F8 d/ X
- }
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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">
8 F3 q- [+ l5 x2 |' @2 ?4 q - <!-- Checkbox toggle -->
; P$ K+ Q% q7 e7 n& i/ z8 Q* Y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 `: Z( l4 Q# B" l
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! f$ x! b1 D v5 i5 B3 U/ R
- <!-- Content to toggle from www.mfbuluo.com-->% ~0 G6 U4 ~: R& z
- <div role="toggle" class="toggle-content">- `: w% ~: F- c6 v- Q+ Z- i7 c* g
- BA-NA-NA-NA!- n+ h) s, |5 P
- </div>
& i- k) A& H0 f+ F! b9 n - </div>
复制代码CSS代码内容如下: - .toggle {2 F9 y! Z0 P+ [
- margin: 0 auto;) ]6 n* M- e$ |, R% U9 _: ?# f
- max-width: 400px;
+ g! W6 l' O) l- ]1 h) j0 J - }
8 ^0 }3 d# d0 r: } - .toggle-label {, H& F' }+ z4 \5 n9 k7 X
- font-size: 16px;
# P! u4 Y5 l" J2 s7 W - background: #fff;
% G9 k; M9 C" B - padding: 1em;* ^8 [! O: G3 n. y+ D
- cursor: pointer;% p6 y7 o. N# N& Q5 f
- display: block;4 g; c+ T' R# @! H$ T& ]$ d
- margin: 0 auto 1em;
4 F c: F7 W6 I, ]2 s - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; I9 H3 w, o! i" M
- border-radius: 4px;
$ r! N o6 a* n7 M - }
2 c! j; a* u* u- n) V+ x6 @ - .toggle-label:after {
. M" o$ ^, a9 g t/ `! R" l - color: #ED3E44;; Q7 A/ ~7 T- r% ]0 ^
- content: "+";4 e& G% I" ?; {
- float: right;0 `$ H3 _, x- g ~: [) J2 ^( K) T
- font-weight: bold;/ R$ k5 V! L# j+ l5 y
- } _0 [8 w b$ d4 U; ^$ p: `
- .toggle-content {, N$ z7 q2 ~) ~
- color: #B0B3C2;
+ ?$ u0 ^4 @1 s7 x* Y; f& \ - font-family: monospace;- G; B2 e. u6 m* [; D" x
- font-size: 16px;$ |/ Y6 |( `7 O$ ?: N- [9 r( o5 J
- margin-bottom: 1.5em;$ T+ M! Q. K) E7 Y0 I9 H6 t
- padding: 1em;
9 b l: r5 q1 B5 [+ x* Y - }
7 h( `' Z: {6 |/ } - .toggle-input {
; q9 w# [8 X q4 ^ - display: none;( X3 X% G8 p1 k" L3 T3 _ S$ w9 n9 U
- } m5 e# F# x! n% `: R# |" ^4 `
- .toggle-input:not(checked) ~ .toggle-content {
( E9 R, v* I& E4 n - display: none;
! C( x! n$ |4 Y3 ^7 Y7 l: }! ` - }' `7 i1 g c3 m+ m+ q! D; l( C' e
- .toggle-input:checked ~ .toggle-content {
# m3 ^& [( q% t3 J& z+ D - display: block;+ A! y$ U4 W8 t) e9 n+ x
- }
- h- t8 _( Q6 r, ?) S4 Y& Q - .toggle-input:checked ~ .toggle-label:after {! |; {# w# G# j7 d `: K0 S
- content: "-";! m- m, D4 K1 h j( G: o/ i4 l9 B( U
- }
复制代码 E+ q$ O: N1 v+ F5 r+ \8 k1 z
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