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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!">
; S. h7 ?7 K, N4 d - Label for your tooltip
: T& H: n5 {! y& I$ h; h, q - </span>
复制代码CSS代码: - .tooltip-toggle {1 }4 t( n- V& t9 |. R! @- z, m
- cursor: pointer;
; @ \; K' s3 D& E( C - position: relative;) |, [% g' b. S# p* f+ `* x8 D: h
- }
( H6 z# o# r2 K; x. x- I - .tooltip-toggle svg {
, d2 P% p5 l2 z. R6 g - height: 18px;# {: k" t- n& s6 l3 R
- width: 18px;2 l' B* E$ ?) X( p! R4 Q
- padding-right: 0.5rem;
# R2 X t0 R. ]' e$ b - }
' K3 q& J1 |; T4 m$ r! j - .tooltip-toggle::before {
" O& v) s# A4 i4 }1 S2 I - position: absolute; b" H8 d' }8 J Z2 P
- top: -80px;
/ g! n6 A# U" y - left: -80px;4 f9 r2 j( _( F- L
- background-color: #2B222A;
2 [# e4 @' ~0 g" F - border-radius: 5px;$ S1 G1 Q. E8 D! T$ f2 ], U4 j
- color: #fff;# V/ P6 s# @% Y z
- content: attr(data-tooltip);8 C, H3 f r; Z( G, [
- padding: 1rem;
* U$ R! a: ?, t3 u0 o. p2 H - text-transform: none;% r K& o0 l6 j' r6 L: ~
- -webkit-transition: all 0.5s ease;$ B$ M; E8 S: Z, T# j
- transition: all 0.5s ease;! _& f( [& e, ~8 I1 G5 u+ q* m
- width: 160px;& U6 U' J: @, ^/ P* g
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- .tooltip-toggle::after {
& N) K1 j. S. ?" P" P% a" s - position: absolute;
3 _: h# U2 F8 E5 B; G - top: -12px;
5 C8 w/ T6 d- W2 P. O3 y% S2 l4 T7 ^ - left: 9px;& P5 n" B# I2 ]* ^- s" R/ ~
- border-left: 5px solid transparent;. |; Q L+ a: ]) g8 e1 ^
- border-right: 5px solid transparent;
! L$ L1 K% M( B5 x1 T# ` - border-top: 5px solid #2B222A;
1 J! ]. d9 k5 w/ P1 V+ e - content: " ";
" R; P% Q. I/ y# i) D9 z - font-size: 0;4 v$ {2 ~. Z4 g- H- v( f1 `5 H7 M! w
- line-height: 0;
& [$ S# l2 L6 a' `$ d# Z - margin-left: -5px;
8 n# n( t$ b0 l- t7 A5 k: c - width: 0;4 w. Y- j3 |6 V& s! ^% U9 {! `
- }
0 B5 t# i: r# Y4 A }+ {2 D% W) Q - .tooltip-toggle::before, .tooltip-toggle::after {. b& z& O* k" K% A. v
- color: #efefef;# g, ~6 L2 W7 @ q
- font-family: monospace;( q: g4 ]8 c, [( f1 i
- font-size: 16px;
5 a e5 {) L8 |+ r - opacity: 0;& T" w1 c. Q# W3 i8 I8 e
- pointer-events: none; u: G) _+ Q( N9 n
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. g6 Q3 ^' z2 N$ w% ]" v. _' y
- opacity: 1;6 N+ N- X+ t) l7 u( k6 {! [- f
- -webkit-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">4 K8 R Z3 H6 v7 q
- <ul class="nav-items">
. x: y$ z' n% x' r9 J; U" t - <!-- Navigation -->7 p7 G8 q3 ^5 U( w8 y* g
- <li class="nav-item"><a href="#">Home</a></li>1 c/ @. U3 T/ I' d
- <li class="nav-item"><a href="#">About</a></li>" Z7 r% ]4 P1 P. m7 {( i
- <li class="nav-item"><a href="#">Contact</a></li>
# x( P# w' W: A/ H - <!-- Dropdown menu -->
+ R& s, G, Y4 R7 u H - <li class="nav-item nav-item-dropdown">
5 \" E7 c% i& `1 Y - <a class="dropdown-trigger" href="#">Settings</a>
4 K' |. X! m: U" f+ k; u& J: y - <ul class="dropdown-menu">. M5 D6 W+ f. h$ n7 g( x
- <li class="dropdown-menu-item">
" n9 d# c+ f3 i9 v" K - <a href="#">Dropdown Item 1</a>4 P) j+ \% [( P2 t
- </li>
. s8 A5 b; L7 y" J' m - <li class="dropdown-menu-item">& j& d) s2 d6 z# a8 H6 w. k/ ^
- <a href="#">Dropdown Item 2</a>
8 c- ?+ H% K! S* v7 x, B - </li>" c4 t+ X6 y1 T2 k
- <li class="dropdown-menu-item">
' Y& O6 }& D. B# i$ T$ d - <a href="#">Dropdown Item 3</a>
! e& W: z% E Z) K - </li>7 A( B: u% K1 |& z6 J* s
- </ul>
3 e4 r, A* _. v- z1 Q+ H( C$ b - </li>' Z5 _) U$ |# Q0 Y0 R6 G# q- ?
- </ul>
5 h* ^1 ?: G, m# _ - </div>
复制代码对应的CSS代码如下: - .nav-container {
: [1 Z$ t! s& o- M( `, Q+ ] - background-color: #fff;
7 N. l8 E8 o1 d* Y/ F - border-radius: 4px;# D# ~" {$ X. R2 E$ u5 N4 f
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: F+ t$ \' Y: f - padding: 1em;! d) L4 C2 i( S% ^
- border: 1px solid #eee;6 |1 R5 S" x/ J
- display: block;9 E3 y1 J1 R6 r G/ ^, e* ?
- max-width: 400px;, o G! x6 x2 L0 L/ N9 b5 D- [6 w
- margin: 0 auto;
: L% C- j- \; N( J0 s - text-align: center;1 D! {) m v4 N5 v: j% Z# y/ B) S
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- ul,3 G, m; b" n4 A; M
- li {% R% c; A3 h, \8 B0 o" X
- list-style: none;3 E4 b j- _, Q8 }: s7 n2 r
- -webkit-padding-start: 0;5 T, k, h3 S! p+ S2 U1 }
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- a {6 B5 |2 O# z& ]8 r8 U, @
- text-decoration: none;9 T$ ^# @9 n' |2 H8 N+ G) e
- color: #ED3E44;
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- D- {. w% l3 Q; R& b3 h - .nav-item {
6 g, w+ ?2 u: k" J- @9 H - padding: 1em;
9 y5 x+ Z7 P. W. \ - display: inline;
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+ j! t/ T" V9 r4 v2 x/ Z - .nav-item-dropdown {9 H) E- ]2 A6 l" E& \, T
- position: relative;/ E/ a _; ]4 G P x6 p2 z9 t
- }
+ S2 \8 |2 c, K6 h) z$ w% r8 e: Q N8 y - .nav-item-dropdown:hover > .dropdown-menu {4 u6 ] ?$ Q+ d8 Y7 ]; t
- display: block;7 `7 \& v" {* G3 c
- opacity: 1;1 | G7 ~6 B) O7 `
- }
$ a# D D9 O) t - .dropdown-trigger {2 e& b" ?/ {4 S1 s3 g/ Y
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu { a" q7 o4 E/ ^: b* [ z
- display: block;
$ w$ {! B3 z* L# n9 P& c* C" b3 s - opacity: 1;
- s- z8 u9 S* J* ^ - }: K% T- ~% H( t8 x/ L# Q8 p
- .dropdown-trigger::after { m6 I/ T5 A: l' K% Z: b
- content: "›";
! n0 k4 o' f8 O5 f7 O7 R - position: absolute;- _( l/ j" @ z) J$ c
- color: #ED3E44;$ U6 x Y$ ?9 F$ I" K$ ^2 M- G" l* H
- font-size: 24px;
% ~) x/ t, P" m* y/ T - font-weight: bold;
6 g* N. z1 n7 s* x# l1 [- r2 ~ - -webkit-transform: rotate(90deg);
, Q: _: ?1 l' p* |3 } - transform: rotate(90deg);1 @( f- J3 P; V1 _+ y
- top: -5px;
4 j$ h; [" s0 }! x - right: -15px;- j5 |# T3 W* @' M5 s# Y0 s: v
- }9 _1 j6 R# m) M* G
- .dropdown-menu {
, Z! ?0 x0 _/ _2 y6 Q9 {$ }/ i7 m" v - background-color: #ED3E44;
4 p1 T6 n& k( R4 N - display: inline-block;; U, j# i3 |* u6 h. o6 B
- text-align: right;- E J1 P4 j$ z5 }5 f- b4 i9 w! e
- position: absolute;
. R1 p! h/ c7 o0 t8 Q1 Q - top: 2.5rem;
4 B w9 U2 Z. ^% | - right: -10px;6 W. W. q% Q$ u" a. m) ~) a* k
- display: none;0 u6 Z% P3 R$ X* L* P& N$ _
- opacity: 0;
. J }4 c! x0 T' M6 J9 g - -webkit-transition: opacity 0.5s ease;
% [9 H% I5 _* t" V: H - transition: opacity 0.5s ease;
( f+ {- o5 N" g$ M, x' p - width: 160px;
# N/ E, u: ?7 Y& H* G- m4 F) z1 Z - }
+ S7 l5 N4 A" j - .dropdown-menu a {
8 R3 t0 E+ G" {0 ~+ y6 n' ~ - color: #fff;$ c/ g! n7 _! p6 N7 M+ M
- }% v6 l# E/ g8 z u& d" ]( D/ p
- .dropdown-menu-item {
9 r7 I$ A2 l0 L, t - cursor: pointer;
9 u1 l7 e; ^4 I - padding: 1em;
/ w# C4 [2 j* s; y; Z" r - text-align: center;; } v' [! x- `0 U1 X6 L* I
- }" f# m' y' w8 K5 E
- .dropdown-menu-item:hover {
2 P. \) z4 t& g( J- ]/ F1 K - background-color: #eb272d;( I' B: ]8 C7 X! r y2 B
- }
复制代码
7 u X G. K& C2 T% I可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! ^- p0 c! p2 w1 D) U - <!-- Checkbox toggle -->/ ~- R- b4 n1 B; F2 K [: u& w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 \2 d8 W& r. _; z B - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
9 O3 x* V4 |" \" D - <!-- Content to toggle from www.mfbuluo.com-->
2 b7 l1 x* _7 x* V* w; f1 T - <div role="toggle" class="toggle-content">
1 \/ @' L4 Z* }" K' p$ L2 y- u( t - BA-NA-NA-NA!8 g( L% x' Z% ]' Q) q7 Q
- </div>, B/ S) `+ G$ O% K- @
- </div>
复制代码CSS代码内容如下: - .toggle {/ G( J: r1 n1 y
- margin: 0 auto;! G l& J" a% k, I
- max-width: 400px;
' k! B- ]6 O5 r* V9 G6 e - }
& {9 Y0 }: ]2 Y% {1 {) b4 {3 n' b - .toggle-label {
) j- S% _, m. v - font-size: 16px;3 N( y) v+ h/ L N
- background: #fff;
7 c5 i6 W* g8 k - padding: 1em;
3 `3 n8 b4 f' q! ]) W3 |" E# b2 k - cursor: pointer;
# J# d1 @6 l% {% h8 u; ] - display: block;1 P: T8 X2 Z" W9 B2 o6 I1 B L1 U
- margin: 0 auto 1em;" r, G9 [+ q, x; }6 ?: H
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" m# C% H3 d# w, U - border-radius: 4px;
8 x Z1 u9 z0 J# {8 P$ ^4 _ - }
$ a( V1 c( v" s9 | S6 @4 O - .toggle-label:after {
: j, K' _6 o8 S5 g" S# l) f - color: #ED3E44;' K' g; Z% B8 W. s4 d0 m
- content: "+";) P# P4 E0 N! M
- float: right;8 ]. e6 R" U; t9 D6 B
- font-weight: bold;
6 d5 r+ O J' z; M1 E1 g1 z - }
! I. i4 ]- _! I C8 u- `+ W2 e - .toggle-content {- a6 n4 E( N m2 y
- color: #B0B3C2;
' l) P- D$ T0 m, _, b ?$ J - font-family: monospace;
: ~3 l6 B: J# f4 H1 { - font-size: 16px;
0 D h2 ^+ y$ P0 m - margin-bottom: 1.5em;2 b& I' Q8 B, V5 f' k
- padding: 1em;
6 |" E K& N- C7 n0 t; \% T! A+ b - }
+ p } H4 z& M; N - .toggle-input {: t/ J7 _9 ^( v" X8 i* j' w8 m- a
- display: none;
0 F4 Q% ]% v( [7 f ? - }
9 Y; w U3 W; @$ y0 x# {4 p - .toggle-input:not(checked) ~ .toggle-content {2 f g6 X$ M, z5 t- ` h. P* B
- display: none;
' o$ Y. k) Z' L. h - }1 w# |8 C, K0 A% F6 \' j5 g: a
- .toggle-input:checked ~ .toggle-content {
- P& N. N. x) K. N* v - display: block;0 H) Q# S0 `; R: h z
- }- }+ j; K8 y6 A# w. S
- .toggle-input:checked ~ .toggle-label:after {- C6 K0 w! s* F2 a- j
- content: "-";
: V4 T& R( d; J/ o6 w( S* m - }
复制代码
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