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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!">
. [: r2 k* d. n( B- U- b3 T" G - Label for your tooltip3 B9 g2 ]1 X$ R4 N" d
- </span>
复制代码CSS代码: - .tooltip-toggle {
' X3 L' k9 d- q7 U/ e/ P- b% ~ - cursor: pointer;. `! \4 f8 K$ j1 w8 g, U
- position: relative;
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- .tooltip-toggle svg {5 l- ~0 Y5 J8 G9 J1 U
- height: 18px;5 j' W9 ~. Y" g1 v8 U
- width: 18px;7 ] `. U% Z' z0 b v
- padding-right: 0.5rem;" B4 H; I" J; X4 a% U$ |
- }
: X3 i3 u* y! K- k/ E/ A - .tooltip-toggle::before {
5 ]. q: n- U- V" z - position: absolute;- W& J5 t4 g* l Y( L' A
- top: -80px;. P) e" n( C, W0 E
- left: -80px;, r3 w. G2 S$ p5 `
- background-color: #2B222A;
i/ L# Z' s/ Q4 Q$ B - border-radius: 5px;" F0 d; o1 Y5 \! G- ^) Y( i
- color: #fff;, e# s; u7 t C
- content: attr(data-tooltip);
4 M$ K" o7 H$ H. [ - padding: 1rem;4 U: J9 t$ H" Q G' h: N! X
- text-transform: none;- Z7 P5 [: E* W5 o8 s0 O* T, H9 Q/ q
- -webkit-transition: all 0.5s ease;1 z) _1 @( D7 q! D
- transition: all 0.5s ease;# f2 F1 u C" L
- width: 160px;- M1 a3 O7 p5 u6 T4 n. N4 z7 \
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- .tooltip-toggle::after {+ l0 d# T1 x" K: s& b/ C7 C( x
- position: absolute;
7 ~2 V4 A) U8 W% y0 X( Z ` - top: -12px;
8 ^6 F+ f4 I. u# p - left: 9px;- F9 c: _$ X: B
- border-left: 5px solid transparent;8 |8 L% o& P, @) Y
- border-right: 5px solid transparent;
/ H# d. Q9 g+ o' N/ W g5 F/ \4 k - border-top: 5px solid #2B222A;8 u# K: L0 P" W6 M% E. C! U
- content: " ";) u" q- I+ L' M7 H. F. j
- font-size: 0;4 x; G/ J( `: j8 n
- line-height: 0;9 }" Y( P3 y8 q$ G. U9 x- N
- margin-left: -5px;/ J' Y1 G- |3 y# Z" O
- width: 0;# o( V J V4 `2 l* I
- }4 V9 H% x& o" m
- .tooltip-toggle::before, .tooltip-toggle::after {
. Z: k+ s3 f/ l5 B - color: #efefef;6 L, @8 c A3 V) L
- font-family: monospace;
1 A j- A. }# B8 l! ] L1 l - font-size: 16px;
3 e' X& u0 ?9 h6 h6 i - opacity: 0;
( R9 x3 W5 X m) _ - pointer-events: none;2 U/ m* t8 K: v/ B( [
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& [ I. I5 E& Z5 w) {, q; r T$ R - opacity: 1;
( c' b0 `; N! M" ~: l" I/ o - -webkit-transition: all 0.75s ease;: i+ p5 y; t, A/ g5 H
- transition: all 0.75s ease;
' P9 z1 b0 [8 h: v - }
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">! D# N$ A; F4 X6 l
- <ul class="nav-items">
" c; T5 f1 E3 w, o - <!-- Navigation -->' u( M& W( m- w" u
- <li class="nav-item"><a href="#">Home</a></li>
4 {0 U7 y' G" O3 ]. ? - <li class="nav-item"><a href="#">About</a></li>
, N4 h e" r& }8 N - <li class="nav-item"><a href="#">Contact</a></li>7 ^3 e- g( r9 a {& D& p# H2 D
- <!-- Dropdown menu -->
# L% u6 L; a( E; ]" M7 ] - <li class="nav-item nav-item-dropdown">
. l, _2 h' D' t - <a class="dropdown-trigger" href="#">Settings</a>
3 H! N/ L! C7 { - <ul class="dropdown-menu">8 o2 }+ f- @- [0 v! T
- <li class="dropdown-menu-item">
1 Q" F: H& o. x% k) G1 D J5 C5 n - <a href="#">Dropdown Item 1</a>
& T) O+ M8 B6 J( V: \5 @" X, c - </li># x. ?! E m3 T! `3 _
- <li class="dropdown-menu-item"> z/ L# u/ ^$ M" s$ ^9 O: I9 w7 ]
- <a href="#">Dropdown Item 2</a>
3 b3 V9 |7 ?* j2 v; V - </li>! |7 p" H* o& g- J% C# Q
- <li class="dropdown-menu-item">
6 g3 x/ @2 ]/ U - <a href="#">Dropdown Item 3</a>
c* }+ K6 ?+ L4 S+ R3 V" c - </li>
9 C5 e4 k6 \5 Z9 }7 n& f! E - </ul>, f6 l, F/ m$ z' x7 D) t8 @0 l1 S
- </li>9 C9 n0 V# d& f( }
- </ul>- v8 e3 ~ U/ h/ h$ r! P3 R* v
- </div>
复制代码对应的CSS代码如下: - .nav-container {8 S/ E. X9 z: D! s; T
- background-color: #fff;+ P" p& i$ y% @
- border-radius: 4px;
/ w! w. ^, A' j |, [6 x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! ?0 ]2 Z0 N" C z/ L
- padding: 1em;
8 X8 o' ]$ s; M - border: 1px solid #eee;) E1 i$ ]- P/ e6 F- u2 Z0 G @
- display: block;
/ M" J: M u- ? v u. G, S+ I - max-width: 400px;* O+ G5 h9 @, v; t
- margin: 0 auto;/ {1 N6 ~% T& Y+ ^- R; ~
- text-align: center;, r' u- e7 p$ a4 B1 h
- }
# D1 {" \# m3 {& v1 M' M - ul,
9 `3 d& w& p T; u$ n* ]( C - li {1 ~2 E. D! F0 J1 M' g" k* W+ v
- list-style: none;* u2 K# c4 O5 n- Z, Z
- -webkit-padding-start: 0;, s; f; s) W% C0 L2 E) c7 U! y
- }$ D# g8 \9 s$ Q$ D. ]( h6 v
- a {
+ c4 q* ?- @8 \/ Z. ~) S" ? - text-decoration: none;
& g3 Z) I# N4 J6 D4 h2 G9 m - color: #ED3E44;
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5 `5 C8 g4 W2 e: b2 ^; j - .nav-item {
; P* @9 K0 `3 E. U7 x - padding: 1em;& e- G& _; I% s6 m' F& S8 ~" u/ h
- display: inline;
5 g: Y. c' r! n: Z9 H/ b - }
, ?# u9 T0 \( B8 z3 L$ D, _5 L - .nav-item-dropdown {* H& Z7 ?) O3 c/ ~7 K7 f( o
- position: relative;# E+ l% Q! m8 B
- }1 P3 u/ r# Y2 g7 E
- .nav-item-dropdown:hover > .dropdown-menu {+ P3 m" C$ c* n$ M
- display: block;
5 U& |0 z) ~8 ^ - opacity: 1;. d8 u" x: m) N1 \$ ~1 ~; e' F
- }) G. k! ?4 T& f" G$ N
- .dropdown-trigger {5 X4 q8 a4 b7 Y1 b9 v% I9 D3 S
- position: relative;
: z C+ L$ h3 d5 @ - }
& Q( }/ O( \# |6 W - .dropdown-trigger:focus + .dropdown-menu {. o0 b1 k5 f! z- w4 y+ Y( E
- display: block;" P9 |7 _( [. ?' q' t+ ]" D
- opacity: 1;
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- .dropdown-trigger::after {
6 i: N1 d5 D3 o/ a7 X - content: "›";
) H: o! P$ c. H) U% p( t - position: absolute;2 K9 n* }. M( H0 E; j0 L
- color: #ED3E44;* g6 w1 D7 ?. F
- font-size: 24px;
8 M' H5 H8 F# N$ Z - font-weight: bold;4 H0 ^! O3 G8 M* \5 z; F
- -webkit-transform: rotate(90deg);
, X& C5 t2 m9 G/ E' D - transform: rotate(90deg);5 V. ^! v8 D; x% [! H+ P
- top: -5px;: U6 k. u4 L" H* d
- right: -15px;8 V3 j! U% ]7 h6 h1 s$ A* D
- }
, v% F; n6 I; A1 w, L- V) x - .dropdown-menu {( F+ H, _5 F/ \2 m F" W: h& `. Q
- background-color: #ED3E44;" q6 @$ e/ U) [5 B6 P
- display: inline-block;$ n- t% w( ?- B0 S* y
- text-align: right;
3 n: d0 {% L( U, r5 R; F - position: absolute;
' r! y: V! e+ o$ d - top: 2.5rem;. e. U( @- A# a: F6 J F1 c, Q# U9 L; X
- right: -10px;( Q( e/ q1 ?9 H$ v( R
- display: none;1 T( X9 V8 W( g! b+ K8 Q6 \
- opacity: 0;
3 _7 n. b$ Q2 N8 M - -webkit-transition: opacity 0.5s ease;. r% H" \4 t- H0 a4 d% R R U
- transition: opacity 0.5s ease;+ x- T2 |) i o3 [4 c
- width: 160px;
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- .dropdown-menu a {
4 Q" ~! y8 L$ l' ]. f: n - color: #fff;
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- .dropdown-menu-item {
! W0 e% F G( L: L" p a - cursor: pointer;
! a7 q" v6 d4 A0 k4 Z) N( [ - padding: 1em;
4 D/ m. R4 W3 u9 n3 K - text-align: center;" Y9 W: k6 k" @" O5 O
- }1 ?7 [: C6 r0 I; p# F
- .dropdown-menu-item:hover {
- W1 ?, Y) t7 M$ [/ C3 h: M! I - background-color: #eb272d;" o& h, @9 J* N5 M6 W7 a9 `
- }
复制代码 " p m4 D3 G( e. K$ s! ?
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) L, I" {5 W5 K - <!-- Checkbox toggle -->
7 p1 U- f. A \9 K. X - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 Z( u/ M! {8 Y, f3 r+ a - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ N8 V' e/ N$ T4 x
- <!-- Content to toggle from www.mfbuluo.com-->& ?7 H& B- s5 j# L! L
- <div role="toggle" class="toggle-content">7 q, F: E1 M2 ~0 ~
- BA-NA-NA-NA!" T& w$ t! E# T
- </div>
$ [& Q9 M3 l C' p0 F - </div>
复制代码CSS代码内容如下: - .toggle {2 o/ _ ~1 w! d
- margin: 0 auto;) i7 A: N5 L6 r m# ^
- max-width: 400px;
U3 f3 ^8 n d5 q) s; E7 H - }+ @% Q( s; ^' a _" I
- .toggle-label {
1 O" ]$ r. t p! b7 ~* U5 t" r$ \ - font-size: 16px;
& ~% b' T4 ^" M' W' _9 C) ] - background: #fff;
8 I9 p; S7 ^4 `& [7 l% l+ _. D - padding: 1em;
W% Z" b' H5 i. v8 y6 z- { r - cursor: pointer;
: |% n( j0 y+ ^ |# } - display: block; S' \9 ~) u9 {
- margin: 0 auto 1em;
& x# {( P1 U0 L# w: W& D, C9 d - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ _; j. T n/ T( x" Q
- border-radius: 4px;
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- .toggle-label:after {
# s0 o* {4 z) h - color: #ED3E44;# k! t9 _' D) ?7 R3 x/ w7 `1 v
- content: "+";
9 A) l$ P v$ j4 O* e) u, _- Z2 W5 q! s5 z - float: right;: B3 W1 U2 `' c/ I* r+ Q" W
- font-weight: bold;' G3 a; q, }) s/ P
- }' O, n4 i' i" b
- .toggle-content {
- d& L& }5 u0 u% R, d v - color: #B0B3C2;
+ {. `7 [7 i$ w; d0 @6 d7 J - font-family: monospace;# [/ t2 W% `) H R
- font-size: 16px;3 T. `. O$ ?. F; ^: O
- margin-bottom: 1.5em;( l5 ~! y7 R! r1 L; [9 n2 m
- padding: 1em;& C8 l* W8 j, B+ P1 i- M* @8 N- _/ D
- }
/ v/ N7 s, w% P- N* [0 a - .toggle-input {
7 i8 j8 u, l; Y, o+ }1 b7 M6 }4 F+ [ - display: none;
# w- Z/ ~( S/ W# O - }
5 u# J: K% z! F5 E) c( U W# Y - .toggle-input:not(checked) ~ .toggle-content {$ @4 |9 M& t% ?; }. Z
- display: none;/ U, }& F" R" Q1 u% w
- }3 o6 ^( F" S& n
- .toggle-input:checked ~ .toggle-content {1 a G8 f% S; Y Z3 [3 N, r
- display: block;
" d7 q+ T* j( C - }
2 {8 j: M2 t0 m9 R, h9 _ - .toggle-input:checked ~ .toggle-label:after {
' }; R% w8 L6 @; {$ A( _ - content: "-";
/ c" d3 t" y* [' u' O$ v - }
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