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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!"> `* T$ P6 Y6 ?( P# e
- Label for your tooltip
$ q3 l. y$ @3 l$ y; j: e - </span>
复制代码CSS代码: - .tooltip-toggle {; h. i* b+ G9 c& d, O5 M5 G* Z
- cursor: pointer;6 R8 ~7 V# n8 F1 P2 Z) Q/ p
- position: relative;
% j" y% a# ]+ { ~4 p) P - }
) Q' T0 U) w5 j3 T6 k - .tooltip-toggle svg {
) q- z. l: Q% a - height: 18px;& H0 S% n# U) o' v
- width: 18px;7 U. S7 N. Y/ P- N$ ~
- padding-right: 0.5rem;
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5 T" G9 l& r6 K: s" @5 v/ b, n - .tooltip-toggle::before {7 P7 P) u& G" u- w/ D) d; J* }
- position: absolute;
4 u* X3 C6 s: V$ [5 ?* R - top: -80px;
7 C' \, D' y4 i+ T: y5 Y - left: -80px;# I0 Q# Y8 n3 {9 V- @& q9 h
- background-color: #2B222A;
. h4 G- r9 Q7 _ - border-radius: 5px;1 v1 A. r0 {8 [
- color: #fff;
5 X. I" B2 ?% q. @5 v W4 d+ U - content: attr(data-tooltip);
* |* G. F1 z( V! g6 | - padding: 1rem;4 c( ^' C" P1 ]6 S/ }1 o- \
- text-transform: none;
# ^5 ^1 a8 d/ x - -webkit-transition: all 0.5s ease;6 @8 @ f" T# ?
- transition: all 0.5s ease;* U0 G0 h6 H. x1 Q. T; w2 y! R9 }
- width: 160px;
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4 @$ \ F! q' B% R4 { - .tooltip-toggle::after {
, d6 P; k- I2 z- R1 A6 ^ - position: absolute;4 X& v$ o7 P1 n, f% N+ A
- top: -12px;0 x* ~0 G, d) s* y1 O: m* A
- left: 9px;+ C D4 ~! r$ P" t( j
- border-left: 5px solid transparent;# \3 r' R' A+ h- N" ?
- border-right: 5px solid transparent;5 A8 W. }3 [4 I0 c$ c d
- border-top: 5px solid #2B222A;
; |2 Y. d3 x8 M - content: " ";5 N5 `( J5 T8 _) o% F# M
- font-size: 0;
) o# X6 w8 e& H3 G' e5 I5 R; \ - line-height: 0;& q2 ~) n% m8 Z% Z5 |
- margin-left: -5px;& q0 V) C1 r" R/ X9 U% U7 |
- width: 0;! o! F3 `- `: c
- }
; E: _- G, a7 S - .tooltip-toggle::before, .tooltip-toggle::after {
5 y5 E; A( D% d- n4 w3 C; i( |7 K& o1 M9 T - color: #efefef;6 ~% e; C" t' b% {4 }+ h
- font-family: monospace;
* N1 F* Y/ N" s G6 a5 q - font-size: 16px;
5 t# a0 o; j; e# j$ z - opacity: 0;3 w. q: s* R Y0 `+ i) N1 T
- pointer-events: none;( \& ]" u- @% X! I' g0 G" E0 _
- text-align: center;+ V. I" v" H8 n% E
- }
. v2 h+ w# |" ^% b6 x - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! e( P$ L9 l0 F5 K ^9 ^- i4 U
- opacity: 1;! u7 e5 I! I* T0 X2 J1 F
- -webkit-transition: all 0.75s ease;
4 z# @4 }; S: M" N - transition: all 0.75s ease;% \, ]1 I: n" y/ x5 C P
- }
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">% q5 b- o! K5 S+ X
- <ul class="nav-items">
- l7 q: O: z( h4 w/ z* c( U - <!-- Navigation -->
6 ^8 @6 q/ K2 t8 X. z9 m4 a - <li class="nav-item"><a href="#">Home</a></li>2 G) K" k1 m! C0 \+ l
- <li class="nav-item"><a href="#">About</a></li> d0 s+ H4 s5 I& U$ N3 S- v
- <li class="nav-item"><a href="#">Contact</a></li>. Y7 J d6 Q9 ~
- <!-- Dropdown menu -->
" B' E( o/ n) ]7 t4 {/ ?1 C9 k& _ - <li class="nav-item nav-item-dropdown">
. y+ k/ l0 D* m% Z - <a class="dropdown-trigger" href="#">Settings</a>! }9 {7 b* H' U
- <ul class="dropdown-menu">: p2 w/ @, b8 L$ I: ]
- <li class="dropdown-menu-item">* f) @$ } ^* V7 y
- <a href="#">Dropdown Item 1</a>9 |5 {! M8 X9 O6 u0 f a. y
- </li>) ~ h0 I$ x# [9 \: ~4 H
- <li class="dropdown-menu-item">
" F# m0 x( |$ Z! y+ ~1 P. k0 D+ S* [ - <a href="#">Dropdown Item 2</a>! j# j3 |8 n2 S. U
- </li>
) s' R, @4 k0 L! m8 z0 c - <li class="dropdown-menu-item">
" Y. m- J3 Y( f# ^# k - <a href="#">Dropdown Item 3</a>
4 U* I7 Q5 w) x. z7 e6 I# ^$ M$ a1 J - </li>
5 t! S9 o; O1 F+ L - </ul>2 t& p m5 t) n7 k+ ?. L j
- </li>5 ?9 y" Z9 L6 ~+ L9 E7 _* m
- </ul>
; W0 v5 D' l! h7 a+ O, x - </div>
复制代码对应的CSS代码如下: - .nav-container {
0 o X4 E. r4 ]% B - background-color: #fff;: T! e+ U: ]9 w) ]
- border-radius: 4px;* [8 T# _8 w; R3 C- Q9 a1 ~3 x! M' Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 F2 A% C F4 j4 \, Y
- padding: 1em;
% P- M) c# K; O7 k2 q# A! P - border: 1px solid #eee;
7 q' C' ^* \: ~4 ~0 { - display: block;
E; G* |) B: a9 ^/ y9 \$ { - max-width: 400px;
( ^/ W. T/ V0 w+ c' y8 w4 ? - margin: 0 auto;
% ~5 l: w* d8 O: T0 ? - text-align: center;
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- li {7 ^- @& Z9 C; e% h! _
- list-style: none;
l1 ~. L& v) u Z - -webkit-padding-start: 0;
7 B# J9 }) R, }1 G: k* l( Z - }
8 M0 d1 r7 | R& H6 P1 N+ H - a {
. @6 o. Q; E }' X& D. j! h - text-decoration: none;
+ @0 c5 p# j6 }: ?* I/ P - color: #ED3E44;. ~, K: T$ w4 @( h& [& F
- }
( _( j2 F3 S8 L* n - .nav-item {
: P7 v- Y1 T! q3 z& L2 Z% L - padding: 1em;, u8 K. D# |0 Y# D
- display: inline;0 Z6 M8 D3 B) ]2 X* C
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- .nav-item-dropdown {6 e7 `: N5 O& C( L
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {5 G7 h- P0 d- g/ B: c
- display: block;% x' T! e8 {- k. G+ x" E: |" r' j) E
- opacity: 1;+ q! q3 _1 T6 |. a+ ^7 A9 c
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- .dropdown-trigger {
8 }( G- ^, c: V" j: R# y - position: relative;
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9 ~/ {% N' M1 R6 {* b$ @: i - .dropdown-trigger:focus + .dropdown-menu {" w' e) @% d& ^6 ?, L
- display: block;
/ q2 K! R5 \) f& O+ n! V - opacity: 1;
- b5 H" p' ~9 r! V6 v7 O a4 H - }
3 W$ {7 ?1 ?. h; N. G+ @" w - .dropdown-trigger::after {: u0 K5 u* @- U4 q" [" K. m
- content: "›";6 o: h( g& T0 e+ G1 }: l& G
- position: absolute;5 b) O* H5 e( I, h% w
- color: #ED3E44;
" S+ G% P8 D9 C. N - font-size: 24px;
& i5 K! T4 k3 z# x( T1 m& w - font-weight: bold;5 R3 {6 E/ v3 E3 W0 F
- -webkit-transform: rotate(90deg);' B0 |0 v6 {0 q0 j% R
- transform: rotate(90deg);
8 X' b9 B- ~; F3 }; y, I - top: -5px;8 u$ ^2 L5 V1 ^, o$ h! ]' n
- right: -15px;. `, s/ g; n$ H
- }
% k! F7 P+ D& H' R1 F - .dropdown-menu {
4 X& l& q% t5 I+ \; T4 t - background-color: #ED3E44;
& _" l! n* P) i/ w - display: inline-block;
; c; F7 n, M& H' f! a - text-align: right;
3 n& Z5 F! t+ \, U3 v - position: absolute;" O/ c7 F7 r4 T3 W2 V$ P; U* r/ }
- top: 2.5rem;
& A; Z: k8 k7 c/ H0 o - right: -10px;
( N! [! i2 X: ^, @* V& C* W - display: none;9 [( ]6 y j9 U' K$ d& j+ P
- opacity: 0;
: W/ P6 p5 y1 W - -webkit-transition: opacity 0.5s ease;
" N! d* M/ A9 z - transition: opacity 0.5s ease;
' ?5 @ c, \2 T - width: 160px;% i+ S8 Z. Y; r- W' L2 \7 {0 c
- }
, F6 c! D" X0 z7 o" d; f" c - .dropdown-menu a {2 C0 v+ U) F6 o _( c9 `
- color: #fff;: z* f1 ^) W) K' u: Y
- }2 t0 N1 i& B% Q# P& u" A. C
- .dropdown-menu-item { t4 j# i1 R6 ]9 g: e. O% {
- cursor: pointer;* {2 K% B O4 o
- padding: 1em;
0 u- D& T- N1 C6 Q- G/ u; q - text-align: center;
! o+ w, J- K+ f6 }1 r( d) ` - }
! v& P2 c- u& M - .dropdown-menu-item:hover {, A8 E% z8 D, y. Q! A4 ~+ m
- background-color: #eb272d; g5 b6 l+ d9 D# R, g
- }
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& \0 f4 K9 t0 Z, X$ R; M可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& S& E5 V0 B$ u: P+ `! w9 a
- <!-- Checkbox toggle -->, s }( |- E- p- h. i) _
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 N6 |% {3 M0 V, K - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, v3 W: ]3 |8 G4 G0 S2 ` - <!-- Content to toggle from www.mfbuluo.com-->
2 v( h3 E5 K/ D( k+ a! a - <div role="toggle" class="toggle-content">
& z' X: G4 W3 u: p9 E - BA-NA-NA-NA!) k$ W5 m. ^9 T I
- </div>3 d) c5 b2 b8 v* v( J' o ^3 z
- </div>
复制代码CSS代码内容如下: - .toggle {) o% b5 I: W* l: k9 o/ j7 T7 B% G
- margin: 0 auto;* i( s3 R; o# v4 ~
- max-width: 400px;
1 c7 Z) X1 d" X6 t - }2 P1 W* W% O( Q5 Q' q1 S9 M$ Y/ G7 M) o
- .toggle-label {
8 [8 z" H. T: v% v9 w - font-size: 16px;
" _3 ?1 N: t+ k2 m) n5 t7 X. R7 ? - background: #fff;, @7 [5 v o8 i# a5 a
- padding: 1em;
! H* \2 U7 G7 X+ X! M& Y - cursor: pointer;
1 x4 g2 |9 J& @& c3 S7 z - display: block;& P( S' w- k- H9 ?- l3 P
- margin: 0 auto 1em;
( L$ B6 x* n6 R d - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 H! X& n! H9 s& o1 M - border-radius: 4px;
% D/ v1 Q( h& v- ?+ N6 h/ M - }
5 c3 S9 b# {% @ ^; Q2 R5 I! r' r/ r ^ - .toggle-label:after {- M. f! D$ v- A' @: \9 p2 r0 ]
- color: #ED3E44;
. {/ V% g+ W& l, R& L' p0 V - content: "+";
9 H2 H/ ~1 V4 a& k+ P - float: right;. I; ]4 k( ]3 O# ^# n6 ]0 D
- font-weight: bold;, d: g4 M) O, p, [# d! {
- }( d) u3 [) G0 p( a; Y; t
- .toggle-content {
, H, M* t; ] ?( s. Y - color: #B0B3C2;
- [6 Q X% G" |0 G: J - font-family: monospace;8 c1 b) b6 r/ I- L6 s& @
- font-size: 16px;, ^, I1 B; k) L+ t
- margin-bottom: 1.5em;" |# u/ S8 k) P: {$ J3 @
- padding: 1em;
7 M& d+ v/ @& C6 t- C9 y - }
& \, [$ M4 z- w [& v0 e1 ?; P - .toggle-input {8 h4 z, A/ M# n5 m: `; t6 p0 h
- display: none;* {. f6 _4 b" ?4 L2 {
- }# m( H( {) L9 a: f: T2 x+ S+ W
- .toggle-input:not(checked) ~ .toggle-content {2 y5 z# ^8 `8 _- I4 D. p( d
- display: none;
8 M6 n- j- A% [3 d) o - }
1 n: A& Y, a& X8 H m: A - .toggle-input:checked ~ .toggle-content {
) Y6 r5 v3 \% l( G# @ - display: block;) Y4 m6 ]9 g4 n; o- H- p5 v
- }5 g" F( W. `) l( r% ]* x' Y) ^! b% q
- .toggle-input:checked ~ .toggle-label:after { C+ B3 {. ~6 u- X* H' X
- content: "-";
9 @& f! m: x0 D+ t - }
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