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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!">
/ p' X# e: G0 F# y: R7 W8 l - Label for your tooltip
7 j& @/ t. \- H3 l/ L - </span>
复制代码CSS代码: - .tooltip-toggle {
% S& E& Y/ L# u6 I+ w) @1 [4 s - cursor: pointer;
, z5 @) a, e! {- D" s - position: relative;
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- .tooltip-toggle svg {2 ?3 W! r0 `3 ^* G: E6 o, I7 o0 L
- height: 18px;
& k$ M4 u# x6 @; [ S) d7 `2 b6 k% s - width: 18px;: {) i4 U4 U, A* B: N3 y
- padding-right: 0.5rem;1 d+ g B1 S3 J0 B
- }& p1 I& `4 W6 y( g
- .tooltip-toggle::before {: l k. Z5 O( b, U% `
- position: absolute;5 a0 p0 B! n+ @8 M1 K
- top: -80px;
/ Y2 x3 @" L0 U% t9 ^* | i2 ] - left: -80px;
3 p g( Y$ o" d9 L+ m8 a! A - background-color: #2B222A;
Y9 f6 }4 ]% v - border-radius: 5px;8 \0 t/ t/ J' s4 ]; a" `& y+ T
- color: #fff;1 t$ ^- G& m6 W) B$ c( L; w6 u. L
- content: attr(data-tooltip);
) ^* M5 i, v5 r6 {: p - padding: 1rem;, P, k: e- s& v Z
- text-transform: none;
6 L$ `# P7 J( u. m/ l6 } a - -webkit-transition: all 0.5s ease;# @/ o: |& v" R* l1 n
- transition: all 0.5s ease;
4 ?, @* X' q/ v - width: 160px;( r( G7 K7 b3 e; p6 e e6 s4 e
- }8 n: Y2 \; _6 i
- .tooltip-toggle::after {
. E! n) f8 h. N$ ` - position: absolute;
4 T. S) \( P; Q% ^# s. S# E - top: -12px;. ?, i7 E2 D5 X( f
- left: 9px;
% L+ }) M% ~# X, z4 v - border-left: 5px solid transparent;
8 j6 L O4 H+ @) s& p! s - border-right: 5px solid transparent;
- n. q# n; _% h- m - border-top: 5px solid #2B222A;, [" S! O/ e6 L6 Y$ C; ^5 o# |
- content: " ";! _! z- _+ r( l% D2 y7 p
- font-size: 0;3 ?6 S w7 ?1 s8 l* e4 V
- line-height: 0;
0 O3 ^$ y' O T3 N+ R7 D/ y - margin-left: -5px;7 C/ D9 v$ J) d
- width: 0;
6 J1 g( r: F& m: D9 {9 K - }
. j U/ @ _! |" }9 O - .tooltip-toggle::before, .tooltip-toggle::after {
: i7 G4 k) r* D - color: #efefef;8 C1 X* @' |' a* w" o
- font-family: monospace;
, z" @7 f& L5 ]# v2 x" ? - font-size: 16px;* ?9 r2 G. c( `3 C* r# x8 k
- opacity: 0;( O b( p `4 B# M: s5 t
- pointer-events: none;
4 k( P( j8 w6 p5 t8 E - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ l& D5 v" e- g0 {* c/ ] - opacity: 1;
0 h6 j, I; C6 r4 e3 `' l$ H" \ - -webkit-transition: all 0.75s ease;( a7 |1 U+ ? W- m
- transition: all 0.75s ease;
$ e1 J& h; D! H; U8 H! @ - }
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">
( |6 U4 D4 ?) I5 G& J - <ul class="nav-items">
( I& o% F3 S8 o: U - <!-- Navigation -->
% P0 D: F6 F$ j0 }: I i8 @+ W( i - <li class="nav-item"><a href="#">Home</a></li>
; W) s+ e7 w2 q! k1 L1 O# G$ q! h. s - <li class="nav-item"><a href="#">About</a></li>
7 f t; C# t! M+ k2 | _6 ] - <li class="nav-item"><a href="#">Contact</a></li>
& K" H, x3 b$ t% h- {! w* c5 [; U - <!-- Dropdown menu -->
% H& V$ }% B7 H8 A, K4 ^: k - <li class="nav-item nav-item-dropdown">4 ^: ^) N6 m# L6 X w$ h
- <a class="dropdown-trigger" href="#">Settings</a>9 p' D* C8 b$ J. l: L U( A
- <ul class="dropdown-menu">
3 z. [ A7 ^* ?% ^" U, c& a4 m+ u - <li class="dropdown-menu-item">/ Q2 L, r2 J. g! W' I& w$ v
- <a href="#">Dropdown Item 1</a>- l, T, F5 @* `0 U
- </li>
' o: ?7 M* @7 P) T3 u8 A* Y; K0 H/ } - <li class="dropdown-menu-item">
0 |0 T) m" t( } - <a href="#">Dropdown Item 2</a>
' T6 o) L- Q% B# A" @ - </li>7 |% ]8 _2 ]; F% P+ d$ Z7 o
- <li class="dropdown-menu-item">
: R L7 Q) G0 z( h - <a href="#">Dropdown Item 3</a>2 O; y& S# P R* k
- </li>
: V1 c8 e( A& ] - </ul>
9 z) i' @/ @8 W6 W - </li>
8 d1 ?$ q# u- {0 ] - </ul>! i; s& c7 R7 d/ Y2 ]/ U4 Z0 Q
- </div>
复制代码对应的CSS代码如下: - .nav-container {0 a* C& F, U" Y
- background-color: #fff;9 \: n" L. c9 F* ^$ Q* M
- border-radius: 4px;( f+ c2 [2 h% f- P- s
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 R/ o( m9 d6 r4 q" B - padding: 1em;
7 q2 D3 G0 z% o* v7 t9 ?; S - border: 1px solid #eee;
r I' D8 q* d$ z5 N7 I% T! p - display: block;% Q0 S9 H5 R e3 ]' R0 @, e
- max-width: 400px;
- E( m4 l9 O W! r" [3 C' B - margin: 0 auto;
* l ] u+ H! f! b% o - text-align: center;' M* n7 B9 n$ w7 v
- }% L9 o1 O% X8 c7 ]! Q2 y j1 X/ e
- ul,! V8 e. ?+ {3 @$ b) d
- li {
! R( J) ?5 `1 I7 B) P$ U* f6 ? - list-style: none;2 G9 W* \# K; d! f6 \% s$ ~
- -webkit-padding-start: 0;! d5 }( G" l |# C( {
- }
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- text-decoration: none;
7 d, n3 k; C1 C - color: #ED3E44;
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- .nav-item {
5 ~$ p% }, E6 M - padding: 1em;6 l7 t( `& K4 S6 N1 U9 T7 O
- display: inline;
6 K, H7 u1 v0 Y" R+ `- p3 R - }
) ]& ]: z4 \. Z. A$ J - .nav-item-dropdown {- b4 k- z. v: ^, d8 m3 p5 t
- position: relative;5 c* K9 w; x( G1 H
- }
. m0 n0 M" Y* f$ B - .nav-item-dropdown:hover > .dropdown-menu {5 D) T4 a8 `& R/ @
- display: block;( c$ [' i. X* R7 z9 j7 K8 j
- opacity: 1;; k. F+ m7 Z: b$ o
- }
* p1 B' P/ R. h3 N. I1 I - .dropdown-trigger {
8 h& ^9 B) k% P) J' N1 A0 C - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {5 Y# k, O8 e; a/ |
- display: block;
% D. a% I7 z9 }6 t% b; S! F5 ?0 R - opacity: 1;$ p" S: S* v( R
- }& S7 z8 s6 w6 Q3 V4 T* @) [
- .dropdown-trigger::after {" G/ N5 e$ X" \1 B" B: g G
- content: "›";: x1 L* t1 l; z! f9 n: G) ^7 k
- position: absolute;# e8 r1 Z' |+ G( k3 E2 N; \
- color: #ED3E44;
9 W% u# @, f# Q4 ~8 {; N* D. s - font-size: 24px;
l; j% L; z1 u9 S% P8 r* T - font-weight: bold;: a |* b2 C) [/ P% d( H# D
- -webkit-transform: rotate(90deg);! y, m* z6 Z$ b
- transform: rotate(90deg);
1 r2 ~6 _3 ?- c* b H K - top: -5px;
9 l3 q6 w9 U: Q - right: -15px;
5 F' m( ], J4 {% F* `& c: w' ?( s - }
& {) y2 @" Q% O9 w% S - .dropdown-menu {
$ Y; k% }( K4 A( z8 ~5 m - background-color: #ED3E44;$ T- p; {( e! G+ j, X
- display: inline-block;
; Q A" O" B4 V: b x - text-align: right;0 H$ T# T/ h! s. }
- position: absolute;
2 q1 k; J6 ]; l0 r% G8 v' X - top: 2.5rem;( F! K7 L" ^1 i. }
- right: -10px;# A s: ~% _1 p, n2 G; z. w& W
- display: none;
$ }9 J& m% X" V9 h; R, r9 X - opacity: 0;
% m6 i3 S0 ]* [! `) y+ l1 P - -webkit-transition: opacity 0.5s ease;5 s6 N' \7 _! {8 [/ k! c H1 P
- transition: opacity 0.5s ease;$ X5 Z s( v# F, d* J: d4 H; [" T
- width: 160px;; j3 t) w3 I- f3 B5 ?# g
- }: ]5 o1 Y# [) E! S" D% M# ]# M
- .dropdown-menu a {
# I3 T! C2 a# m) Y& C b - color: #fff;
O0 m4 j" H) g# |/ R7 h( \5 A - }/ Q0 q/ X: G3 x1 a, [9 I" t: F
- .dropdown-menu-item {
. r4 I( r8 |/ ] - cursor: pointer;+ K6 J3 u( @ A5 S6 k
- padding: 1em;- m" O* D, Z3 m) c, v
- text-align: center;/ ?& \; I6 |' Z2 k, R; U5 K
- }
! R7 x4 N5 k. x - .dropdown-menu-item:hover {
; C% J5 C9 n0 K6 K( B2 [) v - background-color: #eb272d;
' O/ e) A* g9 ^ - }
复制代码 2 H, m3 W+ B6 V; w, S$ a# n
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">9 v% \8 x7 F1 O7 V
- <!-- Checkbox toggle -->
0 D& x) I1 m1 E# ]' }# O8 O! z ~ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' o! Z& C' U# F
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* e% C# J% d; \( q - <!-- Content to toggle from www.mfbuluo.com-->
+ x R2 c; J; G+ u# h% U. U* q; m2 J - <div role="toggle" class="toggle-content">
7 m5 Q( s% q+ {: y& d b+ | - BA-NA-NA-NA!& m$ G) u, _; ~+ x3 ~
- </div>
2 e+ s" h! `6 F& [ - </div>
复制代码CSS代码内容如下: - .toggle {
2 \# l( p) |6 F7 M# }% S0 l+ b - margin: 0 auto;, s$ t k; S) H: V" r
- max-width: 400px; [) W; i3 P! z# x4 B: z
- }
) q; `5 U% I1 U - .toggle-label {
8 R* R2 x* ^, w( ?: N; d' `$ R: \ - font-size: 16px; I& `4 a! t: T, V2 x" H$ Y
- background: #fff;
3 i' i- d* C7 _9 X - padding: 1em;
`) ~+ h# C, B* o - cursor: pointer;$ S2 X1 v$ k5 y( S3 R5 h) M
- display: block;6 G4 q [: e8 h0 [
- margin: 0 auto 1em;/ R, ^; k7 }" A, A" w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 o2 U; A' \4 ] K: ?/ Y - border-radius: 4px;5 Q" A4 X% E* z9 T2 [" C7 f
- }: ]& i* b, o# ~
- .toggle-label:after {: o' t. i) k j, z( o
- color: #ED3E44;
5 P" N8 T; E% V - content: "+";& x1 P/ H) @) k1 q+ z
- float: right;
) T) K# N6 y, _! X6 f - font-weight: bold;
y3 }( _8 Q0 @- l a' \ - }" L0 d/ G8 z# [: @' D0 c8 m+ E
- .toggle-content {
: _2 F) a. ~. O3 ~$ M- O' K - color: #B0B3C2;
( ^' T: g+ |+ i- N! Z% r - font-family: monospace;# W& D% [6 s( `$ v d7 k a
- font-size: 16px;
; A7 I9 a7 l2 C3 Y; r, X - margin-bottom: 1.5em;& [+ A4 j& M% K
- padding: 1em;
$ i9 C( p7 i+ j/ K7 b: ^4 W# S/ d - }6 Z2 n1 @8 `/ j- N, l
- .toggle-input {
. w0 {3 b* _6 i8 @4 d - display: none;- M0 {+ ^; d/ Y. J8 Q1 q
- }- K3 p7 P& Q0 N+ T+ b2 V# ~
- .toggle-input:not(checked) ~ .toggle-content {6 `+ n V) a6 S) ]. ?
- display: none;
+ M3 U5 z& s ~, B* e - }+ R7 ~2 q6 I, Q( B8 J: T. R; X
- .toggle-input:checked ~ .toggle-content {
b+ ~& A) m+ d1 S) O* B - display: block;
# o; x* I% U3 | - }
, V, B) N4 I8 V: F) ` - .toggle-input:checked ~ .toggle-label:after {0 k& }/ v/ @* U+ T% w9 d2 p
- content: "-";
# o5 k0 b/ d* M, K3 B) D/ `( R - }
复制代码
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+ {6 P: r0 B! V1 H+ G" P4 Z9 N: ?% u8 s* s
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