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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!">
, \/ M/ |% t7 W" h - Label for your tooltip
( `& r J' v3 {- \6 |6 K6 K- H - </span>
复制代码CSS代码: - .tooltip-toggle {
" g) `+ x, \" u; B' { - cursor: pointer;) o$ S" v- z* z% O \" ?; l: c
- position: relative;7 D' }1 |! H. @ A+ W: Z/ k
- } `% @ t1 F M1 ~; u0 y3 i
- .tooltip-toggle svg { Z4 z# A/ @. M0 L* g- A- y
- height: 18px;
' v/ M2 G0 i( d" H - width: 18px;
0 ^: S$ Q1 A5 Q6 ^) ~, W; v+ l- k - padding-right: 0.5rem;; g( P% c4 l4 [* [
- }
, j5 G5 b& n. m. ^3 i3 m6 B - .tooltip-toggle::before {- \1 `5 r/ N/ J8 u; j* C* C+ W
- position: absolute;' H8 [! g; R* z# T$ Y
- top: -80px;9 C9 {( b) i7 s9 Z5 a
- left: -80px;
0 n. K t3 c- Q8 H& { - background-color: #2B222A;
9 N# l0 j; ?4 t% B: g8 { - border-radius: 5px;
0 d+ l. y h2 z7 T+ f: H2 O - color: #fff;
6 R$ p8 d& T: w1 q9 z - content: attr(data-tooltip); Y4 f8 A6 {; l5 D9 R& d, H
- padding: 1rem;
" V0 w* g( j7 G) {0 G$ d% k9 S- { - text-transform: none;5 `' M4 Q* j9 w' q4 e
- -webkit-transition: all 0.5s ease;( ^! i7 \: j5 T$ y' ~
- transition: all 0.5s ease;; c8 P% M# L4 \! W
- width: 160px;
5 u2 k7 B- v* f6 V2 x7 _" J - }
1 n! Q% j% c; {0 \3 s - .tooltip-toggle::after {
3 M- q- h Z: o. E - position: absolute;
8 d+ ]) p1 `3 A, h+ L* J9 B - top: -12px;
* d$ V- W- S" Q5 M* G - left: 9px;
4 @3 i1 C2 W, @, d3 ]( Y - border-left: 5px solid transparent;3 Y2 ?1 }0 v% L/ f+ o0 y. P& Q/ h- z
- border-right: 5px solid transparent;) S9 j3 d) W3 g6 p
- border-top: 5px solid #2B222A;* [. v4 G5 Z+ O! w
- content: " ";: r! A: }/ x- l3 w) h$ |# [" X
- font-size: 0;" i) ]2 {6 P; U# Z3 D$ b' n
- line-height: 0;
6 j) E5 e/ e$ z: h: n - margin-left: -5px;
o. r# e. x9 o! a4 V* L - width: 0;6 K! R0 ?! G2 f, I
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- .tooltip-toggle::before, .tooltip-toggle::after {
4 r; I- v5 L% w) }: Z - color: #efefef;4 Y9 ^1 v" l9 R) S$ k
- font-family: monospace;
' g9 Z7 p; W/ p P8 H' c1 g - font-size: 16px;
& Y' z& h0 K+ j v% e - opacity: 0;1 v6 ^) b. O' r* E/ [
- pointer-events: none;* \4 ` Q6 @/ `$ G5 _. b
- text-align: center;, c6 L2 \0 |% {* _6 j6 N. ?7 O
- }
: E% Q8 P; O8 H - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# @7 g( u3 c+ w8 O% w( {; _ - opacity: 1;
; {0 @4 a8 v, z% s - -webkit-transition: all 0.75s ease;+ A8 B; w3 j2 F+ k. J
- transition: all 0.75s ease;/ N o0 I1 ^/ o1 r) 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">
2 N. W' S) V3 E: |# w - <ul class="nav-items">
+ Z, t g9 C4 J( z ~0 u3 c - <!-- Navigation --> u* G, K7 i' i" N' ~) v
- <li class="nav-item"><a href="#">Home</a></li>
' y( {+ }5 U. ? t0 c9 C7 r - <li class="nav-item"><a href="#">About</a></li>
. ]4 D \ U' U, i - <li class="nav-item"><a href="#">Contact</a></li>
1 g% w/ P4 u& S4 d/ M# Q8 \' h( W - <!-- Dropdown menu -->
% T$ t' y+ \# K$ B - <li class="nav-item nav-item-dropdown">
% }6 {! T, D+ H8 Z - <a class="dropdown-trigger" href="#">Settings</a>1 u8 Q& g @* f% ^
- <ul class="dropdown-menu">
7 U8 p+ j1 S! n) B5 N - <li class="dropdown-menu-item">5 L6 N( L" B0 S/ I( b
- <a href="#">Dropdown Item 1</a>
( @8 X/ f" T* V+ K, R - </li>8 F6 F' B. [, |9 q I) d
- <li class="dropdown-menu-item">1 B8 f3 o0 O" A* B
- <a href="#">Dropdown Item 2</a>
9 L1 z+ y( O7 q% p J* c& q - </li>
% O4 L- S7 c/ F - <li class="dropdown-menu-item">8 R& i) z G3 p3 w
- <a href="#">Dropdown Item 3</a>
, x! U$ y% V5 h# x8 P9 m% r - </li>( }$ B1 k6 D8 \. k7 H' S3 X, r
- </ul>8 i% P$ V6 a4 D3 C, G' b( e
- </li>* M1 Q) _! ~1 H3 u' k
- </ul>
% z; N9 l- ~+ C6 W' g H q/ h - </div>
复制代码对应的CSS代码如下: - .nav-container {
. z Y% s. g# E/ p - background-color: #fff;% q2 e; S: ]* P% w
- border-radius: 4px;$ B5 ?# Q' v) A! T, }9 ~0 |) ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 Y- n6 x6 X2 d. P# B
- padding: 1em;$ s6 ^+ y! @8 _' b$ H
- border: 1px solid #eee;! Q) K8 F/ B- A! G$ a
- display: block;0 b* C; P7 J8 M" f4 a
- max-width: 400px;
7 p4 e; l6 t+ t- ] - margin: 0 auto;
. @5 ^/ U8 Z) G, M% O9 o( h - text-align: center;
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- ul,
- D; t' t- I: d) o- N! U - li {
1 A- y* ^2 v/ V% t6 v; ]2 |( a - list-style: none;
: w: H5 m0 J3 X4 K' u* ? C0 { - -webkit-padding-start: 0;- S- U7 O L# U9 M) X7 \
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- a {
6 E0 B% w* K6 R8 Q m - text-decoration: none;
& a3 J( Q* L0 A4 G* W: f - color: #ED3E44;
9 q" p2 ^0 E- A5 n/ |0 v1 u } - }
5 J0 H4 T% ^& z! I) Y5 n1 ^ - .nav-item {! O' M# |3 G* ?$ d
- padding: 1em;
/ u$ W& Q/ }# J, b' g! ?' Z1 w. s - display: inline;1 D' s3 g8 t9 C/ z4 b h; }" O
- }
& U9 j+ z. ~# `0 t- o7 q0 E; U - .nav-item-dropdown {' H$ P. D' b3 p4 u8 @7 \
- position: relative;3 r5 t1 Q2 n3 B3 w( r* c
- }# P: H7 Y+ I+ P0 Y* T9 M7 D
- .nav-item-dropdown:hover > .dropdown-menu {
' u" m F _9 o$ R( x/ Z - display: block;- g& s5 i" o3 f5 B( {: p/ D
- opacity: 1;
N6 F' Q5 Y& s9 |9 Y- s - }
- z$ M$ d/ d1 W8 t - .dropdown-trigger {
" `, w6 b: R0 h: u6 c7 ?4 C6 w/ W - position: relative;8 O$ M$ O- A0 V
- }% w& H T/ X% l$ L# ~
- .dropdown-trigger:focus + .dropdown-menu {4 Z& i; E& s' R9 ]" ~2 D
- display: block;
2 k. y$ C; S! O* W5 } - opacity: 1;
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- .dropdown-trigger::after {! c x/ V# n& x- j- R: Q# S' D' ~5 p
- content: "›";; b- R) ]8 Y# [# s0 N9 [
- position: absolute;3 h; A8 A( e5 i4 T. Y" ?5 I% H
- color: #ED3E44;
% ^3 a5 u& U9 J0 { - font-size: 24px;
' _% C9 c5 ~/ D- S" I) ] - font-weight: bold;& c0 o+ z9 r$ j& Y( U3 A
- -webkit-transform: rotate(90deg);
5 E f$ Q t: T - transform: rotate(90deg);$ Q' e' V# i/ p4 J% A
- top: -5px;, B- o& g6 T' B4 X6 n4 ?) M" o
- right: -15px;
" x1 A6 Z, |, b [& P - }
) \0 x3 D, l4 u! x0 P - .dropdown-menu {3 `( F- F+ e+ ?
- background-color: #ED3E44;
2 @: {; g: S: p2 ~1 P - display: inline-block;
6 }( H; }" F4 w& c - text-align: right;. c- x- H, R# b8 \+ t
- position: absolute;
' ^* B0 T5 L# a - top: 2.5rem;
7 s7 p- V/ w; ?) H - right: -10px;
* l0 G$ i6 ~5 ]6 P! S2 x$ ^( M9 Z! i - display: none;# Q/ v2 l% `" }" Y4 C
- opacity: 0;
- W* t8 L' Z# q: b - -webkit-transition: opacity 0.5s ease;& t6 o$ q1 b9 h
- transition: opacity 0.5s ease;& ?* w4 @& S# _8 [) i( K; M: o
- width: 160px;& e8 p% s; ~: R# [7 r: y+ ?) g9 e
- }1 t6 G1 `) Q8 g' b
- .dropdown-menu a {, I( K/ Z# R1 G
- color: #fff; T: t+ I: J, t8 s/ p9 q
- }
' q; Q! m- t) o8 ] - .dropdown-menu-item {2 B0 j& |" W( E4 b% X* _
- cursor: pointer;
2 P) W; `/ i4 a: O' ^! O7 ~ - padding: 1em;
( Z% f6 b: B; r+ C0 ^8 x% x - text-align: center;
& \, o6 L1 a5 i - }
/ h. A2 o( u' i' j - .dropdown-menu-item:hover { d8 O/ H* `; B+ [7 i5 T! p d
- background-color: #eb272d;; R+ n" R' P4 ?
- }
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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">- c; a' _4 t! E# E. Z- o
- <!-- Checkbox toggle -->- l) M& A) _4 M, `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ F3 ~: l) }( e; b! v: w - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>4 B! A0 O5 s- r. w P' q0 S
- <!-- Content to toggle from www.mfbuluo.com-->$ h1 e/ D/ j) J$ V1 G6 C5 f6 E
- <div role="toggle" class="toggle-content">
B$ c8 N6 T: K& U$ I7 y - BA-NA-NA-NA!* A$ _2 |) W" N4 s" x9 |- A2 b9 _) B( J
- </div>" l0 i8 V/ P2 p8 ?2 l
- </div>
复制代码CSS代码内容如下: - .toggle {
( R: d! f- }3 F- f$ P - margin: 0 auto;! g6 O; P# M# W
- max-width: 400px;9 G; r B- P+ ^0 w; a
- }$ q( Y) A5 ?/ d5 y* g. P$ ?( A* J
- .toggle-label {
# w* d1 P# c4 K7 y* w* {9 @/ b - font-size: 16px;
! P) N+ c4 L& c - background: #fff;
( P5 ~- `- r3 b& H( H - padding: 1em;2 { T) U4 Q2 z3 R/ G
- cursor: pointer;. @8 i, N: s) v
- display: block;
# w0 h$ K' ?6 {- s - margin: 0 auto 1em;, v1 K; W. g# D- Q& ]/ \9 J! g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 V0 y/ x+ [. ], X
- border-radius: 4px;
3 _( n. b( H6 z - }
l6 @0 d& ~% U# ?8 y0 Y - .toggle-label:after {
p# j6 h* S- E' c! z( E - color: #ED3E44;: t! f$ B( u0 K+ ?* w
- content: "+";
2 ^( O0 p* o) [3 U - float: right;
( K; o0 s" `2 p$ n4 ^$ Z - font-weight: bold;- R" g( W _5 o
- }- S4 e, Y* _6 |: A
- .toggle-content {- |4 F) P/ ^0 |" i# M( j* }8 W4 F
- color: #B0B3C2;5 c. s5 f5 {% n+ P- P6 [- _
- font-family: monospace;
1 Y" ^/ f$ x$ s" Z! Y1 c4 r - font-size: 16px;+ ?9 D; |9 J3 g& I4 S% c) e
- margin-bottom: 1.5em;
4 n) o& G) ? {# { - padding: 1em;/ K* X, @; r, h
- }
+ ]% m4 J; \0 s1 c - .toggle-input {+ H2 W" z" w8 L$ J' z
- display: none;
* p6 j$ z8 \+ x) U. o( f0 o4 Q( T9 W - }4 R: J' R/ w7 t0 _3 `& H0 [) u
- .toggle-input:not(checked) ~ .toggle-content {5 d6 d/ x2 F& q& \' W" T2 H$ q2 R
- display: none;
$ S& Q5 b, E9 ?* O2 s - }, f5 T5 o: ~) F9 E) v7 r
- .toggle-input:checked ~ .toggle-content {
/ a7 G# W; i/ @5 f - display: block;, N s& x& M/ ?- o6 v, Z
- }7 q$ r. I- g- @9 r
- .toggle-input:checked ~ .toggle-label:after {( T1 Y2 @) k1 I5 Z; j" P% q
- content: "-"; {3 P6 v& z X" X, h: ?7 k
- }
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