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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!">
" J. N- o) V! d4 D - Label for your tooltip
" T4 n: u. @$ P t2 N0 g4 D - </span>
复制代码CSS代码: - .tooltip-toggle {
8 G& e- a7 ]: N* E+ X/ W - cursor: pointer;& P( c- E. ]# I J- L1 O
- position: relative;" ` G: P" P0 M( y ?
- }
: m& O- f$ X+ i( z" k - .tooltip-toggle svg {
5 M: Y' Q9 u1 L9 g3 c' k; N1 P' Q - height: 18px; c- |/ ?; r# S
- width: 18px;
1 V, v* H- r( E( g0 m - padding-right: 0.5rem;
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, T1 F, E& p0 R. u - .tooltip-toggle::before {
2 Q1 V2 i9 |, C( \, u - position: absolute;
+ C! L; d8 [9 I - top: -80px;
4 ?9 b! A0 R6 f2 x3 o3 h' C - left: -80px;, j5 h. i% D# `: M& o2 P. J
- background-color: #2B222A;
) I. [5 j- f! Q6 F1 Q - border-radius: 5px;5 F% x4 L( ?1 T. h! r0 Q
- color: #fff;
# W% z1 x6 \4 v/ S% h - content: attr(data-tooltip);
* |' q! X4 z" m& w& w - padding: 1rem;
* A8 G$ Z8 {$ ^7 w. ? - text-transform: none;2 r2 k; @0 L0 ]: X* l" Q, y
- -webkit-transition: all 0.5s ease;. t" F% _) F r' ?3 h
- transition: all 0.5s ease;. E, }$ u- `$ i/ Z! z' \* n/ Z' {
- width: 160px;" s9 o9 f% A$ b" D9 o
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- .tooltip-toggle::after {- E! h8 V0 M" M
- position: absolute;6 t3 U. i2 P5 m9 S
- top: -12px;
) l5 r' m( T4 s8 x - left: 9px;
7 E' P1 h0 I3 ^* `' N1 q - border-left: 5px solid transparent;
8 _1 n7 \% ^9 _ - border-right: 5px solid transparent;
3 r% P) v% Q/ g& L - border-top: 5px solid #2B222A;
& i! y( ?" m% r& R; T7 w - content: " ";
. k0 w, g& l n) e! G+ \" I2 z - font-size: 0;$ Y+ s i L3 P1 X
- line-height: 0;( i8 H. O0 U' G
- margin-left: -5px;6 i. p O9 K4 X
- width: 0;0 p6 p3 z. G4 a5 H
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- .tooltip-toggle::before, .tooltip-toggle::after {
7 ^, z1 E+ q4 c9 n2 e - color: #efefef;
( A+ B3 @0 f7 o# q2 \ - font-family: monospace;
/ q# J/ v( o( j* Q: W7 g4 H - font-size: 16px;
- T# R% O! I: [- I( ~' J4 K - opacity: 0;
5 }6 H+ m& `8 k! Z) { W$ s - pointer-events: none; Y v2 s n# g
- text-align: center;' U1 _' `- @' O" }5 w
- }
+ S6 Z9 i4 Y# u: H+ R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 U: K9 m4 _. j& `8 S - opacity: 1;& M5 j0 F' h- z% H" }5 C
- -webkit-transition: all 0.75s ease;
% c& v% G% V$ w e - transition: all 0.75s ease;
8 A$ Q, t# t V+ v+ }4 ~; ^ - }
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">) n" |/ A7 V j" ]4 M4 g
- <ul class="nav-items">
. U0 h% @" G) f+ F3 D - <!-- Navigation -->8 |: A3 G- P6 e: R [6 l& y5 C
- <li class="nav-item"><a href="#">Home</a></li> K. A$ F! h: R0 c1 s
- <li class="nav-item"><a href="#">About</a></li>! i6 R, ^: ] U3 n: f2 X
- <li class="nav-item"><a href="#">Contact</a></li>+ v8 b% A! N! f- j8 X& D+ h: j
- <!-- Dropdown menu -->( f+ V. w9 } e
- <li class="nav-item nav-item-dropdown">
8 d3 T! V. Z e2 V - <a class="dropdown-trigger" href="#">Settings</a>
, h6 D y; G) z2 d) t - <ul class="dropdown-menu">
: E. \& |; C- y1 f9 W4 f5 R - <li class="dropdown-menu-item">% Z& [6 H" h0 Z2 F( Z% U' Z
- <a href="#">Dropdown Item 1</a> R; _, }0 m/ t) n; W6 n8 P* U
- </li>
: p" r& ]& p4 J1 i5 V# \6 o" J - <li class="dropdown-menu-item">
3 Z/ J6 e/ A4 |& \2 ` - <a href="#">Dropdown Item 2</a>
9 b3 n/ ^/ u2 _$ b# a4 f j; | - </li>+ ~% w% @* J( S
- <li class="dropdown-menu-item">
% O8 x I7 v) i - <a href="#">Dropdown Item 3</a>4 `0 o/ R. a( t7 p8 n. K& F/ ]2 ^
- </li>
( N1 @; N) _4 h- y n( D+ H) v - </ul>
5 Q7 w5 |/ q! x6 Q( G: M - </li>& ?/ i- a% a1 @5 U( A4 i
- </ul>) v3 P- N+ Z' w E
- </div>
复制代码对应的CSS代码如下: - .nav-container {
( K. Q( T2 P0 A! x4 t ~6 m2 D" J - background-color: #fff;1 d* U3 c- ]$ g2 \. z4 v1 X4 t
- border-radius: 4px;
# v8 `5 g9 K. {# f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% }: v, k: g4 d& \, e& s8 \ - padding: 1em;
$ W) A& B' ]* {: W1 i1 y* W - border: 1px solid #eee;/ B( r" @% m5 \6 N. \9 Q
- display: block;0 s' ^) f. t5 |+ b$ K; i9 W
- max-width: 400px;
0 X& B/ r8 Y$ v6 G - margin: 0 auto;
; \; A0 l, |- O3 B2 h# c - text-align: center;; M) `7 U* m8 n; o% A" {, |
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- ul,& p. f* q; B7 j8 {1 u% B
- li {6 C" q% O9 Q/ n1 T, Q
- list-style: none;/ u& B% H& g+ G% k
- -webkit-padding-start: 0;
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- a {7 f7 \9 K+ \6 p) j! g3 ~& J
- text-decoration: none;
* `6 i5 g% f- i$ ?/ F" D2 ? - color: #ED3E44;
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- .nav-item {
9 D7 _ G" b5 }& S9 e - padding: 1em;
; j8 V+ s. S1 _8 C! ]3 t2 G - display: inline;+ |- f3 t: z2 M4 T4 @
- }
: o M- W# {! J" o% \7 ?) ~! J0 i5 Z - .nav-item-dropdown {0 p1 V) z! x R$ z
- position: relative;! e& m9 }8 C- y p0 G! b' p* o7 _. W% F
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- .nav-item-dropdown:hover > .dropdown-menu {
' l1 `4 _# j0 _' V& [9 t - display: block;& X# i* [& F, B6 G
- opacity: 1;
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- .dropdown-trigger {. c, p5 \; Q c" b) F: a
- position: relative;
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9 S( k/ d5 `# o) {2 A - .dropdown-trigger:focus + .dropdown-menu {6 K: s( V$ m; |) X. c
- display: block;
( _! r; q* j7 j - opacity: 1; S0 A! C; ?3 j' P4 @
- }
/ i+ u) s9 H" Y* R$ z9 Q% z8 p, B5 W - .dropdown-trigger::after {
5 u" F. K, {) i$ |( x9 p+ a - content: "›";, o, J/ w$ ?* f: T3 ~9 L
- position: absolute;5 g8 k- ]' s/ F- q( t1 X' p
- color: #ED3E44;
2 y- Z. n/ c4 q0 Q5 d - font-size: 24px;
- @6 Y& m w. }! r, p$ X - font-weight: bold;! m% O, ^" f6 P
- -webkit-transform: rotate(90deg);
, }/ D$ x3 y% `5 `; H& y - transform: rotate(90deg);
. D' Y; n. D, u - top: -5px;
& A. C8 K5 S, S - right: -15px;
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- .dropdown-menu {
# R; V/ n L! E J& u3 N& m - background-color: #ED3E44;: b8 z* i5 x0 t4 ^4 F
- display: inline-block;/ ^0 q3 {# j6 @4 z: W4 s, S
- text-align: right;
- Q* W4 v( I9 e) a6 h; T - position: absolute;. }% ]/ p$ J2 d" {
- top: 2.5rem;2 {% j, O$ ~. E
- right: -10px;" `3 U$ j( H7 K9 `5 i& i
- display: none;* F6 a, {* Y' T, J
- opacity: 0;
" k& J3 s' P; d; D - -webkit-transition: opacity 0.5s ease;9 m( }1 V$ X6 Z i* @
- transition: opacity 0.5s ease;
: t: w6 P' Z, C4 Q5 m" H1 M - width: 160px;
" l, t: |9 K* F$ F Z9 [6 ?* c+ z - }
; b, K$ P2 I- L% I5 ~# I! d - .dropdown-menu a {/ y4 O- u' b0 C8 `; }
- color: #fff;
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- .dropdown-menu-item {
- ?' @& ?" M( A% q; H8 u( ]' k5 _8 u4 ]/ D - cursor: pointer;' H( r& r M0 t) e
- padding: 1em;) U0 L* S+ x* d2 J2 v1 G/ F
- text-align: center;( k; A1 U( {" H! ?0 y
- }
' F. I7 e0 N, H I - .dropdown-menu-item:hover {/ { c7 z" X* [% G8 N+ z1 M v/ x
- background-color: #eb272d;; M. }; O$ u b- j
- }
复制代码
9 c1 i4 M! X9 |- [可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
, J1 e3 G& t5 u - <!-- Checkbox toggle -->: y, V/ D+ {* C$ R1 w3 g; L( g
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># K5 k! t4 O/ z' v9 {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 S+ x6 x9 g; N( i: [: P4 {
- <!-- Content to toggle from www.mfbuluo.com-->- S! C- T! N0 B6 J( t& U$ x" [
- <div role="toggle" class="toggle-content">
3 v! b0 F8 w4 q; J2 b3 M1 A: e8 N - BA-NA-NA-NA!- E% o# G y4 j. F4 d2 O
- </div>
( |( w" W8 P* G8 n$ K - </div>
复制代码CSS代码内容如下: - .toggle {
& k! _- D0 X& f - margin: 0 auto;
# @1 Y5 U# R" p - max-width: 400px;2 k* x- A) |7 z% c' h% Z) m
- }6 C, R: } j( h# ^/ \! |3 {
- .toggle-label {
( \0 J9 ~* |7 q - font-size: 16px;9 _, e2 t7 \1 A# U/ t2 _
- background: #fff;1 ~6 M0 X$ J% l5 T1 C/ m" H3 n
- padding: 1em;7 |5 k7 }- i0 [# y6 p; |
- cursor: pointer;
! {; U. v W7 ~# H% A6 ?) M - display: block;
) a6 y* I/ {: E! j( p1 F, ] - margin: 0 auto 1em;
2 Y/ u+ R( [% X) V; c Y2 u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: K$ Y8 D$ S/ c$ I$ w - border-radius: 4px;
5 J$ d( w r# R - }
2 L2 R9 o7 M% @ T$ q7 K - .toggle-label:after {% k+ W2 u" o% [3 x
- color: #ED3E44;4 s; N. @+ v' C `2 v. Z
- content: "+";6 l* i2 Q& G. A
- float: right;
* I. i$ Y, m3 ]7 P8 [/ x4 D - font-weight: bold;" K: T" B& m, `$ n7 W9 V# o
- }& Z8 P( S# {' h2 g, _
- .toggle-content {2 j$ b" G% ^+ x0 X' ^+ x
- color: #B0B3C2;8 |! m% z Y# `4 v/ F" b9 j
- font-family: monospace;
# q+ k7 n, [& ~& l - font-size: 16px;
5 S2 r' |. v L( j9 K - margin-bottom: 1.5em;" C$ o/ q. c" o5 e, L; B# H
- padding: 1em;
6 l9 M# |; q# Q% L* S4 ~% @% \4 x% G - }2 ?- ]" N& c9 k% `/ ?: ]
- .toggle-input {
2 J' Q; N; f1 p2 p7 f - display: none;# r. p1 G7 F/ k7 R R/ U0 ~
- }
* T. x. |0 J' H* V r - .toggle-input:not(checked) ~ .toggle-content {! l) n7 p3 h- r/ H5 _" g& ^' P0 B
- display: none;! w, I/ p4 e4 t! `0 b! t
- }
+ g: \9 {/ L8 s% W! _' a - .toggle-input:checked ~ .toggle-content {* L& \' z1 w1 l" D- Y5 i
- display: block;9 ]6 k; J% a+ T% V3 ?, w
- }
: c( `: h$ ]4 i, O$ v: P - .toggle-input:checked ~ .toggle-label:after {& z* {6 f8 z. y! s1 J
- content: "-";
V1 C$ h4 F7 B4 l4 l5 o/ { - }
复制代码 2 X( S% b0 x4 {% n, U
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