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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!">
* w5 l% P' \: u5 Q x# j0 ?& Y+ D - Label for your tooltip
. g5 J% \4 u5 c1 _& d! y$ F - </span>
复制代码CSS代码: - .tooltip-toggle {/ ]( X5 r! v4 ~) t) l1 d
- cursor: pointer;
( K' `) S/ M! K2 P - position: relative;3 |- d$ u7 d% E. Y2 S# j
- }
9 R2 E/ K- H$ G3 D% V - .tooltip-toggle svg {. f! c, ~+ q# Y; O7 N
- height: 18px;
. v* ~4 t' |% R7 l8 \9 t# @ - width: 18px;( [2 F' |. A( ]/ \- W9 A, f
- padding-right: 0.5rem;/ n! E" U2 f! ?; M& u$ p
- }
n% _4 A% }4 V; b( z$ j. R - .tooltip-toggle::before {* H& f* ^$ R, T6 F5 P
- position: absolute;
: Y0 y# c! W1 N5 d4 R$ M8 |9 e - top: -80px;& |( X* c$ g0 E6 A! I
- left: -80px;% x: t5 M$ F+ J+ |, E- Q& n
- background-color: #2B222A;3 \% a `: c t. n# `- l
- border-radius: 5px;! \. I( F7 l }7 K: M- u/ c4 R3 C
- color: #fff;' k' o2 k2 e3 {
- content: attr(data-tooltip);
. u# J+ F& ^8 B4 W) u0 [ - padding: 1rem;
! q- t- k% E6 G) r - text-transform: none;8 r" ^5 P* O0 ^
- -webkit-transition: all 0.5s ease;
w; x9 s8 M" C' Q; B - transition: all 0.5s ease;2 C3 a& d+ s+ b
- width: 160px;/ W3 Y% R1 ~# s# d" e; v
- }
5 X0 r* y; v8 ~$ M* S - .tooltip-toggle::after {& D1 M% i/ [3 p; B3 o7 s
- position: absolute;
/ Q3 z. C. v0 q: k \7 h( B - top: -12px;# I! C% h" M$ x6 ]: m* {/ v
- left: 9px;0 Y5 x, v. ^/ k$ o6 ^9 @: m1 }- `' f4 i
- border-left: 5px solid transparent;
/ H& y- b0 D. H1 `7 J0 h9 F ` - border-right: 5px solid transparent;
' u7 H) C; w( u3 h6 C9 s' r) L - border-top: 5px solid #2B222A;
Y5 O# o% m$ M) W5 l; U5 ^ - content: " "; W8 N$ W( P |$ r9 N
- font-size: 0;
0 t! l0 F, k6 b. n+ D, x! \' X/ E( t - line-height: 0;
, d6 ]8 c! i$ C/ l1 Z" h - margin-left: -5px;' J$ {/ s6 @7 s
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
5 C) \, o1 b4 L - color: #efefef;
4 Q. e% L( A5 m3 a B - font-family: monospace;
8 j7 ?* x# H+ {' n9 D9 N. { - font-size: 16px;
! T. Q. o/ w3 r% t - opacity: 0;
8 W0 e' _5 p+ z8 Q9 \9 G2 U; q% Y& |* d - pointer-events: none;* l" f2 _% U2 u) o4 ?
- text-align: center;+ G) R7 m9 `7 q7 F! b8 B; w
- }) N6 R8 K; s, ^6 u; F6 J& g$ E2 {7 M
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
6 N- i; p. \# w- \0 T - opacity: 1;6 o6 X! J2 J3 X6 S+ i* J
- -webkit-transition: all 0.75s ease;+ @$ S% E- w1 L. ?; [9 A' B/ r
- transition: all 0.75s ease;
' @: Y) ~8 i2 C- N* d& s - }
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">) E8 }- t# c! P- S
- <ul class="nav-items">% l0 q4 E5 r. O; c2 L* v+ t4 _
- <!-- Navigation -->5 T; ~+ D0 U: @( O, B7 \
- <li class="nav-item"><a href="#">Home</a></li>
$ A# z/ j' e7 n5 ?7 ?0 J N - <li class="nav-item"><a href="#">About</a></li>0 a! f) G1 }& Y
- <li class="nav-item"><a href="#">Contact</a></li>
3 R8 {8 n% S3 d - <!-- Dropdown menu -->1 h1 W. i4 ~% K, R+ c# l+ U
- <li class="nav-item nav-item-dropdown">
. \4 P* n2 M9 j& w - <a class="dropdown-trigger" href="#">Settings</a>
( C0 O; y" W1 y. N% q - <ul class="dropdown-menu">
2 n7 l- X( z# a: {# P# `2 z - <li class="dropdown-menu-item">4 C, B" N8 `6 a, j: {2 ]8 G. I
- <a href="#">Dropdown Item 1</a>9 p5 F- q6 K7 E' B8 N- ?- v
- </li>
5 L; c5 i5 Y/ F - <li class="dropdown-menu-item">
6 t/ x+ G6 v9 h e, H - <a href="#">Dropdown Item 2</a>
- t. @: k2 }3 x/ j3 P - </li>
, p; h; e5 A$ u; W7 k2 L; H - <li class="dropdown-menu-item">+ G' J* V; J$ L b4 L
- <a href="#">Dropdown Item 3</a>1 C) v# e3 V+ G1 j, N% {2 {
- </li>
( R! J1 F/ R2 w5 ]' O. w - </ul>% b1 c+ R2 i! R9 Y; n
- </li>9 `0 \- l' G! {7 I& ^9 [$ d3 l( z
- </ul>
1 z$ h4 x- Y( P% A& _; l - </div>
复制代码对应的CSS代码如下: - .nav-container {
1 C* B& ?8 Y7 f" i - background-color: #fff;* o! N; _( }/ j5 [# x
- border-radius: 4px;- H0 A& m" X! D0 P2 I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 m+ f+ M) n) j- |5 h) a2 g
- padding: 1em;1 E: l* Z; \, B5 s d
- border: 1px solid #eee;* T! q+ C- f; ]2 q# R8 h
- display: block;9 U A; m7 S# t0 x- o8 @
- max-width: 400px;0 A) O! F1 |$ B- t( Q! H
- margin: 0 auto;" i0 i0 B: U0 ?( R) j" h
- text-align: center;
7 E Z$ H# d$ ^6 a - }
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- li {
+ ^9 Y8 R9 i% V8 t. x* }) {: S' G1 B - list-style: none;# k# F( H, M/ o; w
- -webkit-padding-start: 0;
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- a {
- W* x3 p( C: k9 \ - text-decoration: none;: u3 u; P ~& X6 A3 i. U, ^
- color: #ED3E44;9 o7 c- W# ]* w# G0 O( [3 ^
- }3 S2 w4 Q5 I1 D4 q" }
- .nav-item {
: S% b2 u! g3 J% o% _* z$ t3 W - padding: 1em;3 x: B( ]0 N9 U# U8 W
- display: inline;; v6 u9 }$ D0 [
- }
+ |, n' q( V! z/ _0 G2 y/ C - .nav-item-dropdown {
9 C p- Q+ u% _7 ~ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
7 Y- A$ t/ n/ w2 H" ] - display: block;
& X- \* l* f" O& F& I - opacity: 1;
# y1 s4 n# Q$ ~' p; u/ T" P* U - }
/ w. I X* d) v" ^. Y5 W# \- x - .dropdown-trigger {
4 Y6 i/ u% y9 [& S0 S - position: relative;( j% w# G. v$ p. d1 x/ e
- }
8 N" V" o# G% s8 [2 s8 f2 h - .dropdown-trigger:focus + .dropdown-menu {
: Q3 `2 c% Y5 g2 T5 {4 n - display: block;
+ D! U: b+ T2 `$ l" C' X1 H& s. Y. R - opacity: 1;2 u. Y3 Z) m3 g- y. \' _0 c7 b
- } {" S' u+ R8 M# j5 o+ x
- .dropdown-trigger::after {
- q! V) b' q: q* S$ i M+ L) w - content: "›";. d# k9 |) N/ t4 ]7 O1 o
- position: absolute;
/ Y+ I7 J/ G9 j7 P1 Z% {( O* s - color: #ED3E44;& M/ J' c) ]/ _3 u+ F6 i5 w
- font-size: 24px;, M f: t4 K6 H
- font-weight: bold;3 m) H8 W2 X! c6 v/ b3 h j' l
- -webkit-transform: rotate(90deg);
3 A$ u) k7 O; |. l0 t - transform: rotate(90deg);
0 V9 n# J+ N1 G8 A4 U' j; g - top: -5px;
9 a0 T- i1 ]( L - right: -15px;
- @+ T1 ]0 z9 k$ G- w& {7 @ - }; Z4 J t, c* @6 \( ]; j
- .dropdown-menu {1 Y5 H+ V) p r, Z$ m& k4 P
- background-color: #ED3E44;0 ?+ L/ V% f0 a$ e9 a
- display: inline-block;
: f) W/ J$ t% V1 U; Q - text-align: right;" \) A: l8 h# k4 z( ]+ `
- position: absolute;
$ V5 ~+ @5 V$ D0 W; Y7 T' { - top: 2.5rem;
' b6 i8 j1 d& T2 K' R. P3 ^: C# V - right: -10px;+ C4 _7 l0 `. P5 t: s6 ?
- display: none;1 q2 M* w8 l/ |+ |4 o
- opacity: 0;
3 P, ~, p# i9 a - -webkit-transition: opacity 0.5s ease;
* f: k, {9 j2 w+ N8 U3 E0 ~6 K - transition: opacity 0.5s ease;
+ L6 K5 e0 A7 Q" q# |7 ~ - width: 160px;
e- @# w/ C0 S- }, {! p+ a3 c - }
( _/ }6 H2 g! Z3 M6 ] - .dropdown-menu a {
9 w2 g- H2 {; j% O( U8 L - color: #fff;- c8 L" S' ], r. A& R2 v
- }! H' [6 K" |/ O; ]0 d& W
- .dropdown-menu-item {; H3 _9 P* H2 @2 j% o& I
- cursor: pointer;
" N* W1 t% w- f+ Q: L - padding: 1em;6 M: v8 i; u5 _ j7 _
- text-align: center;- u v; p4 @* Z/ W/ R3 B o
- }
/ L# W: M5 J2 s+ i! [7 y; m - .dropdown-menu-item:hover {- a+ s2 \% |7 D8 H1 o4 \5 u0 ]0 q
- background-color: #eb272d;1 p' ~/ M5 F4 X9 E) e
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 ]" G# G, e; |4 l S6 ~
- <!-- Checkbox toggle -->
) B; L; v9 J8 f; M; p" N - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">8 z- |# Q' a. B$ Y! Y1 @, u
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 a o w) K1 p8 x. ]+ H - <!-- Content to toggle from www.mfbuluo.com-->9 z* T8 _/ i$ k8 }
- <div role="toggle" class="toggle-content">7 S4 }3 N) k( |8 M
- BA-NA-NA-NA!
9 L0 K1 m2 c7 c B - </div>0 q' ~# Y3 Y0 l& I% O9 K5 J' ~/ |
- </div>
复制代码CSS代码内容如下: - .toggle {
( b9 u( \. P5 b( d+ C2 o - margin: 0 auto;
. E7 W6 u# k* c6 t4 | - max-width: 400px;( G4 O9 d' g8 H# f$ J
- }: b5 a4 N7 x2 C* h. k' G
- .toggle-label {
! a. v( m6 b4 g5 K. ^- o- n - font-size: 16px;
, I0 k% T' M/ w2 I$ Y, l( L4 F8 L - background: #fff;
4 Q- W- l# V9 ?! Y- T - padding: 1em;
! o6 f/ y. x( Q7 ?, g - cursor: pointer;" T5 U C' t! O: @
- display: block;1 f5 y: K8 H# g- k6 k3 s
- margin: 0 auto 1em;' K K9 O7 e, d' \9 Z( O
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" U' P0 r9 t, B4 Y3 r# L - border-radius: 4px;' c# `+ ]5 S8 j
- }
3 h+ C, E& h0 e5 \& v' A - .toggle-label:after {$ o% C7 y" z, {- @4 i
- color: #ED3E44;, x% }; A' ?- c) b. c4 s& g7 C
- content: "+";
8 W# S" e* P( M4 J+ C, J - float: right;& r u v# X4 j1 k4 X
- font-weight: bold;7 t$ f) T. n2 b: }# w
- }
3 B- H' S$ E. X6 ~& |. D9 O" H - .toggle-content {' G U8 y) c* K; E
- color: #B0B3C2;7 v1 w3 o, u) E! x- h5 b5 S
- font-family: monospace;- z+ h) ]! y" `8 j
- font-size: 16px;
# D# q/ s: v! U) r' R) e [* F4 K4 \ - margin-bottom: 1.5em;
% L4 o$ I5 J2 e7 T' a1 l4 l - padding: 1em;# Y" @1 g; m' H5 y, J
- }; l7 A0 t0 i% S0 h
- .toggle-input {
+ b1 Y; |! y' K, B& y* [! o8 F6 Z - display: none;
" V$ ^9 Y( ^1 B! L" E5 ^ - }
' C/ c$ O9 i/ ]- v8 V: @ - .toggle-input:not(checked) ~ .toggle-content {" f) m. e8 s- h
- display: none;
$ m: t# \6 O8 S" R$ K - }
9 U- x9 \* d9 {' e - .toggle-input:checked ~ .toggle-content {7 f$ o) ?! G. @" L3 w4 ]
- display: block;
- w$ K7 v, [/ [% @3 f( l: _' n2 C3 h - }2 T; n- g4 z$ M- M- T
- .toggle-input:checked ~ .toggle-label:after {
# A z( P$ n* k' U+ P7 [! A& ~0 J - content: "-";
6 n: r! d9 D- H( x. m2 a - }
复制代码
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