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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!">
1 F+ U' u! v" J/ E: K) G - Label for your tooltip' V, S( X# a# O- z; S
- </span>
复制代码CSS代码: - .tooltip-toggle {7 K9 H% o2 a* |& }3 x" s
- cursor: pointer;7 x, |: O5 H8 p# m3 P4 m8 r, f$ [
- position: relative;. f( Z3 J) w" v
- }* i7 i. y8 [' J" X" [
- .tooltip-toggle svg {
& D9 O; U$ a) j% J; v. q& |0 R - height: 18px; C' p& O8 I6 @- _! i# G
- width: 18px;+ N, j- M* J$ Z. g8 R: v
- padding-right: 0.5rem;9 L" s$ Z2 y( I
- }5 ?& ~% t4 I5 I6 H) F
- .tooltip-toggle::before {% `' h2 ], E! l! o3 `2 j7 d
- position: absolute;
+ H/ x6 X) L' F7 K B: t. K - top: -80px;. V) J( h; y, l% {: i
- left: -80px;1 d8 y* k6 D0 X0 m
- background-color: #2B222A;6 c1 v! G' m; y" x
- border-radius: 5px;
# V. Y( u" A5 V$ I/ r - color: #fff; v/ L( y9 Q2 M* o
- content: attr(data-tooltip);1 P$ t& c4 z% |; f* d9 y
- padding: 1rem;' ^7 Q0 \6 }( A# A& a V
- text-transform: none;. j0 ~ N# k* U4 v! H( g5 ?
- -webkit-transition: all 0.5s ease;
; ]) h$ ~, \. N' T - transition: all 0.5s ease;
3 x* U1 q. q# ~ E6 x - width: 160px;/ `) _1 F( ^4 p9 t$ n
- }- ]. p* y" r4 H5 O
- .tooltip-toggle::after {% ^! I- q( }( V- B: G) u4 _
- position: absolute;) r3 c' f& A! R1 R
- top: -12px;! \8 [- Y5 }/ ^' J6 c2 l+ Q! E
- left: 9px;9 X6 Z! s6 p8 |: u3 ]. R- @6 G7 s
- border-left: 5px solid transparent;
& _& {1 t4 f& i# o- S+ g - border-right: 5px solid transparent;
4 ~% @7 x8 l" O1 N - border-top: 5px solid #2B222A;
. d4 |9 d+ \. F - content: " ";
( d2 g0 j+ S4 n4 r% T+ k - font-size: 0;% W, _4 A* M3 ?* ?
- line-height: 0;
1 h$ K5 y9 D9 R1 C - margin-left: -5px;
' A5 B6 M) C/ e$ e' k2 h2 h! d - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {/ e" {7 ]" a |! s8 U7 d) u, G. n
- color: #efefef;
0 M- A3 G1 Y9 | - font-family: monospace;
6 N8 L9 O' D' f/ X7 g7 ] - font-size: 16px;
% a' l W5 a+ z$ { - opacity: 0;. K7 \: E2 ]! O* ]3 a
- pointer-events: none;
4 }; U2 h0 N4 s - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: C6 L' G$ g" y - opacity: 1;3 m6 @4 p( i$ C# q, O$ H! y: R
- -webkit-transition: all 0.75s ease; ?7 _8 @- p: J/ K+ e: o
- transition: all 0.75s ease;
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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">
3 S1 ]/ Z8 G2 i2 g8 ] h) p - <ul class="nav-items">3 C9 p3 k0 F8 [' \4 [! ^2 A
- <!-- Navigation -->
i0 R1 Y( V3 n* F, [% F8 | - <li class="nav-item"><a href="#">Home</a></li>
( `0 |- q1 J: u/ H& u - <li class="nav-item"><a href="#">About</a></li>
& o! F( J% t# R% U0 \1 V& m - <li class="nav-item"><a href="#">Contact</a></li>5 H2 Y @3 u. Z6 [1 H
- <!-- Dropdown menu -->
' {# C* D/ V% }5 J! `/ W( ] - <li class="nav-item nav-item-dropdown">1 _+ ?& y6 w$ p) j4 l% V
- <a class="dropdown-trigger" href="#">Settings</a>
% \! U8 H2 ?, f% I, j( D. N" z2 A - <ul class="dropdown-menu"># s2 }! A! V4 A' U* @) f3 {; {: K
- <li class="dropdown-menu-item">9 {) r; B2 V+ @/ Z* i. L. w
- <a href="#">Dropdown Item 1</a>6 L \- c# t; K1 g2 _8 F4 n
- </li>
4 `# _3 x0 c { J1 S - <li class="dropdown-menu-item">6 O4 N3 R5 J+ K8 f
- <a href="#">Dropdown Item 2</a>
3 o8 r: S! `# J. {2 O( g - </li>2 R5 J% w* E' q& x7 V: h
- <li class="dropdown-menu-item">3 r3 Y, ^) X- q* K$ p+ K
- <a href="#">Dropdown Item 3</a>4 b; v' J- d0 Y3 w7 O& A
- </li>' w: ~# F2 \" X) W2 u, m4 z
- </ul>+ f8 { w! {3 K; N! F
- </li>. S- l% z. {/ z j$ o: ^
- </ul>
1 D# V; B4 h! f2 x- v - </div>
复制代码对应的CSS代码如下: - .nav-container {
& r1 k9 H: k* W) Y" O0 B" y - background-color: #fff;
# j; `! V- ]& v, H6 Z( D0 _ - border-radius: 4px;
K9 x# @2 r& I$ E8 h6 U5 h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! i( B& }! z- x( V" p- o1 j - padding: 1em;
; h* a8 \4 j8 H, ?7 c% }3 } - border: 1px solid #eee;! M4 m5 E. }+ E; \) {1 @0 s& C
- display: block;
5 B+ g2 o) b8 G$ T, s# @ - max-width: 400px;
5 o8 ?- U% \) V2 |" ?/ Y2 J - margin: 0 auto;
5 S! ]' {+ [0 w# C6 h0 I, u9 b - text-align: center;! a |0 ?: E( {" e2 L" C% l% V
- }
* K4 Y6 V. ], B4 ?- ~ - ul,
* P- I4 ~, I# g# B% v - li {
- C1 p8 `# f/ R" O4 Y - list-style: none;
% c! ~& o4 W9 q7 m - -webkit-padding-start: 0;. u" c5 T7 g/ I, Y3 c) |8 I
- }
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& ~1 |3 ^$ Y3 } a, I - text-decoration: none;% `+ K ]: B* b, i2 g4 ~) h
- color: #ED3E44;
: T7 ?, b/ p% S! f# l1 r - }
6 r4 B& [! b; X. m - .nav-item { V* _2 p& R; I$ m
- padding: 1em;
" M6 _, z# e4 X& s7 x - display: inline;- v, d: w# d' ^1 Y" q) F) M; l
- }
- ]$ k5 T u ^- g0 R4 \9 | - .nav-item-dropdown {) h; L5 t2 I. y+ f
- position: relative;
/ F+ O: c1 h& d" _$ ]" s7 M- J - }
2 ?$ x& {4 ?0 E9 i3 W. l1 E - .nav-item-dropdown:hover > .dropdown-menu {" p" h K* `1 b4 a9 f* C
- display: block;
- J0 D7 A7 I6 a6 I; W; r( ?4 H - opacity: 1;0 g( ~, E5 o5 E4 z8 J; Q
- }
Z% `" V t6 y8 } - .dropdown-trigger {
$ q% [2 P+ q% C& S7 M- q - position: relative;* @* E' Z7 a Z; F1 }
- }8 o' E- S+ p3 w1 p) J
- .dropdown-trigger:focus + .dropdown-menu {0 \2 u& X- ^; o9 C/ J0 s
- display: block;. u2 b4 u t6 Z4 ?8 n+ D0 I
- opacity: 1;4 K7 _0 M% Y& L* G% n- W
- }( Z- S- \1 r+ C
- .dropdown-trigger::after {0 q8 u' x2 [ p
- content: "›";( i6 ]+ e3 M4 x: {1 e
- position: absolute;
, `6 ?) o) u: h+ j3 g1 ~4 ^ - color: #ED3E44;8 ? H4 Z4 z4 s$ y8 P/ a
- font-size: 24px;
* X* |- ~+ M+ X, L% C A) r: M - font-weight: bold;
8 i: M# ~- }8 [; ?# T - -webkit-transform: rotate(90deg);1 N" L$ N9 b! Y% ?# ?- y% l4 {
- transform: rotate(90deg);8 Q% a, G8 H8 |, f T( E
- top: -5px;
7 Q) v9 B" ^4 U" v! V. M - right: -15px;( b$ O/ c w1 x5 C# ?- }
- }
; ~% n3 H3 h- x7 b - .dropdown-menu {% I' i; V e" @# t& X
- background-color: #ED3E44;) i d+ A: S. j& [) T
- display: inline-block;
3 G, B- Z" d* j. ?3 j - text-align: right;
1 I6 J I2 _- j/ m. P - position: absolute;
& g6 @# ~: ]; `5 T1 w - top: 2.5rem;
; x! j: W) L9 ^5 W - right: -10px;
% _- c# M8 V8 e - display: none;; g9 Y- @5 J8 W1 t" ~# K4 [
- opacity: 0; M% }- D% h/ ^9 t, U: J& C+ S( Y
- -webkit-transition: opacity 0.5s ease;# G8 k7 P8 L+ W2 ]
- transition: opacity 0.5s ease;
1 u6 g+ X# U) k/ h7 M - width: 160px;; O7 G4 E9 T/ c+ v
- }
/ u# A- w8 }. }* |( b6 o - .dropdown-menu a {
4 @7 \- G' L7 r2 V; Z2 _& C - color: #fff;
( e6 n* l; ]1 G! Q1 | - }0 c1 {2 e4 P( J4 ^4 N
- .dropdown-menu-item {% X" b) D( s' Q# M
- cursor: pointer;
+ w1 B6 u* V4 d# K5 S$ @ - padding: 1em;
# ]/ ]1 G- d' f, t2 Q, H - text-align: center;
3 [$ d; O9 R/ O0 c - }
" D. [) Q! X, q1 G - .dropdown-menu-item:hover {6 l; i/ `! S% r
- background-color: #eb272d;
/ \7 R% [6 ^" i |" S n# d* E - }
复制代码 8 T. ]$ C1 r/ ?- O
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
4 I& Y/ B7 d4 e3 b, k - <!-- Checkbox toggle -->4 H- X6 j, ?, x* }/ p! h& v! S
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* U2 C6 }+ ]' E" y8 X - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% b3 L0 F" u4 U' P: b( u
- <!-- Content to toggle from www.mfbuluo.com-->; ^2 c1 t* w: Q& U
- <div role="toggle" class="toggle-content"># c+ Q; |; Y% j# d/ T+ \3 s
- BA-NA-NA-NA!
0 W9 V" C" Q5 N5 C; _6 X. }+ ] - </div>* F( m, Y; C9 X1 w* y `& w
- </div>
复制代码CSS代码内容如下: - .toggle {7 D2 |1 d6 F( l& v
- margin: 0 auto;1 l3 J1 m! R1 w3 q5 a6 I m/ ?0 @
- max-width: 400px;2 T9 c0 C6 }" Y+ z1 J
- }
3 Q( {! [# T* m# L6 r( Z - .toggle-label {$ [ g5 `2 @6 i6 N" F$ y
- font-size: 16px;
0 [ ]% q6 R9 Q1 q - background: #fff;: k. k) R) U# a I7 |& X9 V
- padding: 1em;
) {# ]( @/ m, R- K0 D - cursor: pointer;
4 O: o4 ^5 o, D6 x1 N+ H - display: block;4 Z$ J! s3 t0 Q# [' j
- margin: 0 auto 1em;% l* I, x2 l7 ?7 ?1 p2 m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! L( J$ Y* j+ G4 B2 m1 p - border-radius: 4px;
2 _# b' Y7 s* U* L) q: f) H! g - }
& j; d, m1 g0 T - .toggle-label:after {
" M, i+ z% ^# u; [$ B - color: #ED3E44;1 I2 U* E" e1 k; v3 E7 S
- content: "+";# {) _9 B, P& w7 N. N; ~* C& n
- float: right;
. h! _( R5 P9 H- l - font-weight: bold;+ {) [4 M) |" ?( T- A% O
- }
: _' @* K# ^0 t$ W - .toggle-content {; K+ |) G! g, h6 s) g4 U
- color: #B0B3C2;2 g; x$ j# G: n ^% s
- font-family: monospace;
% ^. j" _" l9 Z- |3 n& p4 W8 e - font-size: 16px;) T4 b4 r. P' n$ f" O
- margin-bottom: 1.5em;
: Y% E1 h% Y P5 T - padding: 1em;
( c' H5 K9 T7 Q3 n$ n! b - }
$ K$ ]7 m- J( S. M* P6 j - .toggle-input {
" h* K! O7 x6 q; N! e F! i - display: none;( P0 N$ [0 k& R# N- I$ w4 P
- }6 V' W/ L$ C/ q* m3 o! i
- .toggle-input:not(checked) ~ .toggle-content {' o1 r0 }$ F$ E/ c4 U" E% Y
- display: none;
/ Q( w7 r( y& k% L: [ - }
2 r' V U+ [' R m& ~2 v - .toggle-input:checked ~ .toggle-content {
; O' a: u7 d" I0 u - display: block;
1 v# R% D! x& N, N+ g - }
1 t6 q8 T$ P- q- Y. ^ - .toggle-input:checked ~ .toggle-label:after {
- ^8 q8 Y$ s. s7 ]3 i - content: "-";
/ E% t" N+ H; h7 _ - }
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