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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!"> ]. X1 @$ F) f2 G
- Label for your tooltip g' `# O; R1 U; I
- </span>
复制代码CSS代码: - .tooltip-toggle {. o8 p) Z1 Y/ x/ F) u* I
- cursor: pointer;. B# ~/ U( o2 N0 P" ?( g6 }" G l6 i
- position: relative;- b5 A6 M' r f$ v6 C
- }
: {5 s0 Z- n# W* t% w - .tooltip-toggle svg {
0 w2 C! `6 N' `" w/ o - height: 18px;5 ]; A* `. i# x5 m' h$ q( Z7 }
- width: 18px;
3 u1 m+ S8 n( M% L$ r, G - padding-right: 0.5rem;6 @2 u5 N. H& z* [( y; }. A
- }
3 _/ e* H" s6 d$ C7 q% w+ b - .tooltip-toggle::before {' u0 g" h2 b, m% y+ j- m7 z# \ P
- position: absolute;$ H$ P* B( e& F$ [4 \
- top: -80px;7 ]" b' }0 [" U* l' Y8 c8 t w) l: ~8 p
- left: -80px;
1 y0 q5 @/ F7 E) T8 e8 \8 u% V' a - background-color: #2B222A;
+ v6 b& s1 q- R- N - border-radius: 5px;
o' V# ^+ G& z0 @; Z$ Y - color: #fff;
. S3 V& k$ b1 ^! M3 a2 V- b - content: attr(data-tooltip);' e% I$ ?* W# T0 d
- padding: 1rem;# F" `) \* v+ ^5 t! ?
- text-transform: none;2 \4 G$ R) }- s" O4 G6 N: ?
- -webkit-transition: all 0.5s ease;
3 M5 ^' p2 m1 F2 {$ y8 ] - transition: all 0.5s ease;& y, z- H0 K$ W9 h
- width: 160px;1 [. h4 b3 }7 H- K) i
- }
6 W! @, W" Q+ i7 C/ F$ P7 R$ U0 R - .tooltip-toggle::after {8 k* z0 w2 s1 ~0 m
- position: absolute;
/ T, I: p+ {# U - top: -12px;
( D8 g! y3 D j+ {; L - left: 9px;
2 g; u; k4 l4 X5 z! u7 U - border-left: 5px solid transparent;
' |( Y& ^6 g( P. R - border-right: 5px solid transparent;& H4 i1 T; \3 F
- border-top: 5px solid #2B222A;4 B4 G. A/ w9 I5 Y( b2 [; u
- content: " ";
# z5 |2 {* ^0 n- ?) a - font-size: 0;
8 t! m) E* O L: a - line-height: 0;6 J: h# u& }% L) ~) B
- margin-left: -5px;! \! R. Q q% o% J% d3 b2 S
- width: 0;
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1 \) |. f/ d i( t; i/ r$ j( A7 r - .tooltip-toggle::before, .tooltip-toggle::after {8 `0 p! ^7 k' }' N) v; p$ T
- color: #efefef;" z. m4 ^) \: U7 h
- font-family: monospace;+ I o, Q+ z! \+ g1 Y
- font-size: 16px;; v R* G% m# A5 A
- opacity: 0;+ J: n& Q& F, @. g0 W5 z2 h
- pointer-events: none;
, i9 @( A9 G! a2 f - text-align: center;
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* ^8 m6 X. o( V/ z7 Q/ P1 i& l: ] - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ {3 s- U" q- ?6 k* Z - opacity: 1;; S- P" y1 w4 n$ n
- -webkit-transition: all 0.75s ease;
1 V) k5 |/ T$ X1 P1 w" r0 O! x - transition: all 0.75s ease;
" k$ |- C5 h! _2 {2 @ z - }
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">
; J; \: M) I5 x; r - <ul class="nav-items">3 @ d8 v( T( ?& y& @( W% j; |
- <!-- Navigation -->
2 t6 d3 X6 a1 j9 `% S$ g( e - <li class="nav-item"><a href="#">Home</a></li>! M, K; `* z( U" D
- <li class="nav-item"><a href="#">About</a></li>
4 i9 E% k! R( l - <li class="nav-item"><a href="#">Contact</a></li>" ]3 ^+ K) B! y, y6 E# \
- <!-- Dropdown menu -->) o8 m4 f: R* y3 t I4 C9 M
- <li class="nav-item nav-item-dropdown">* d$ m1 [, b3 g5 p/ L( r* v
- <a class="dropdown-trigger" href="#">Settings</a>
- L5 m% T: l& B4 } - <ul class="dropdown-menu">
( \* a* \5 h- J& _& \ - <li class="dropdown-menu-item">+ d9 a$ {8 x4 j* a- H( r \
- <a href="#">Dropdown Item 1</a>' Y) Y9 H" D- H2 @( C2 i% X: m
- </li>
, G0 G' j) p7 o; M. R! G - <li class="dropdown-menu-item">
& X4 [, v- |% Z0 t5 G - <a href="#">Dropdown Item 2</a>
/ u( S7 K/ n9 ~- F: a6 L9 u - </li>$ ?5 V# M8 P: H9 Q& |
- <li class="dropdown-menu-item">3 j" H* k, l8 o9 G. _& P5 z
- <a href="#">Dropdown Item 3</a>
8 _- o$ Q' n9 {1 S& o' n - </li>
5 H9 |0 ]) b- G1 G* B0 G - </ul>
, G) q7 q t6 J* h- f8 Y - </li>" ^6 n( V) f4 S, X! w) @
- </ul>4 G, M, R1 ], P# \! t
- </div>
复制代码对应的CSS代码如下: - .nav-container {/ K1 \: | s% y! e0 f' ~. `& q
- background-color: #fff;
1 U! G! ~$ c }' r- A - border-radius: 4px;
% k+ a3 K! r! p! U8 J9 B% F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, Z2 p7 C$ G) l: t2 O3 F - padding: 1em;
4 E" s4 y8 z" v$ ]# F - border: 1px solid #eee;! s, i1 ]2 H. x5 T O3 r l( {5 W
- display: block;
3 t& p, i2 c6 ]: W }' x) F$ i - max-width: 400px;* [/ ~ H5 d6 B9 I$ w3 u
- margin: 0 auto;: u# J9 M( X" T9 \9 {8 D2 j
- text-align: center;
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- ul,$ z$ a7 `* Z1 J, @
- li {
5 }( N" k; y5 `1 ? - list-style: none;
9 V' Y2 h8 ?8 h5 _" j& { - -webkit-padding-start: 0;. m( L' y+ v. r& p
- }
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- text-decoration: none;; B6 P7 I' p8 n6 p
- color: #ED3E44;
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- .nav-item {
! G- r$ V( H+ @) s" B0 |# o/ U6 m - padding: 1em;
* y/ F8 e+ z) d, W% ]( p0 o5 q - display: inline;3 y- I- H* u. I7 t/ Q% }5 D1 |( B
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- .nav-item-dropdown {. h% }' a4 y# p2 P$ M# R
- position: relative;9 \' C. A! T# k; l0 _* K1 |2 I
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- .nav-item-dropdown:hover > .dropdown-menu {5 Y+ d6 b! U5 D5 [6 |" I9 M( f3 o
- display: block;" D0 X. Q \+ K* h, R! ~
- opacity: 1;
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- .dropdown-trigger { l: F( D- q+ J/ E8 g2 L2 X+ f
- position: relative;
+ H8 }2 y+ R2 f6 D' v - }
: C6 F9 D2 z/ y- V) o - .dropdown-trigger:focus + .dropdown-menu {
% Y' w8 t+ T, l) `9 |! ]* `! J* b - display: block;( J+ _$ v, M& J
- opacity: 1;
0 ~0 r! u! F9 T* }. L - }
3 q1 A1 @- m% v - .dropdown-trigger::after {
* O, [4 `4 J* X' C4 k$ f4 f - content: "›";! ?4 N+ a, N/ F5 M9 m ~& k. g
- position: absolute;
6 V) v+ ~. y5 a& f& j6 u' P - color: #ED3E44;5 p: _9 E( b: ]
- font-size: 24px;! P- Q e2 |8 E' m% J
- font-weight: bold;+ l; p& M ~- ?$ O( ~. i4 X+ |" k
- -webkit-transform: rotate(90deg);
; U+ b/ C0 w2 M! D! V3 v _6 N% h - transform: rotate(90deg); l+ K' N5 J. _/ k
- top: -5px; J2 o$ Y# w2 ~ P5 Z
- right: -15px;
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% f) n2 Y& A2 }1 S! N: l. C/ w - .dropdown-menu {# G6 w8 ]' s3 A, a# S0 \$ k
- background-color: #ED3E44;9 \ R0 f( G# u. P& j; k
- display: inline-block;# ^) k7 x7 c$ E; C% k/ U# H5 }4 T% m
- text-align: right;
, x- W& ^$ [; s3 ]% Z - position: absolute;
# Y. t0 J8 H8 q$ v- ^ - top: 2.5rem;
8 m1 Q" a( b7 O. o - right: -10px;
% ], q8 ]% D* Q+ c" l+ A - display: none;
: M/ k) h) K3 M% P- F: M - opacity: 0;; F: ~) d4 {4 t6 U: N# ^4 o
- -webkit-transition: opacity 0.5s ease;
3 R% V# h5 [' E - transition: opacity 0.5s ease;; S. p* o, y! E+ ^' F1 h0 P
- width: 160px;- w* l) Q6 Y- Q* n/ q" b
- }
/ E1 x/ J4 L# o# `/ J' [ - .dropdown-menu a {% Q2 s+ \* s6 ^6 G
- color: #fff;
. V, C5 m4 N7 ?/ B - }7 @; H* A2 x& ^+ W! `* m: L8 ^. A3 G2 C1 @
- .dropdown-menu-item {
/ o# {5 F( o- C8 S - cursor: pointer;
( q7 a9 ]/ a7 {' B. ^( {: C: `5 l - padding: 1em;
* k5 D. l3 P+ D3 z5 W- I; l - text-align: center;! N8 y! c+ q! a
- }7 h7 Q* l5 U" F/ c T h
- .dropdown-menu-item:hover {
2 w' L" D5 _2 z# h* c - background-color: #eb272d;5 w& W1 e' n8 P8 F/ \ A1 x
- }
复制代码 7 _7 n8 b" j5 N
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. C4 c. J, k7 d, @3 `) R* M
- <!-- Checkbox toggle -->
5 _3 q3 |/ N# C' q" W7 V - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; {5 Y" X1 ]! B# [* A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
7 C5 {# a" U8 l- s - <!-- Content to toggle from www.mfbuluo.com-->/ G6 w7 o9 D; o
- <div role="toggle" class="toggle-content">
( j" o4 T# b' O- y! e6 |" T$ |/ ~ - BA-NA-NA-NA!
4 I+ Z/ \5 S1 W3 `$ N H9 J0 m' l - </div>
, I0 R# t$ d5 F) x* c, B. m - </div>
复制代码CSS代码内容如下: - .toggle { ~/ {. z% Z t* L d8 g5 K, b
- margin: 0 auto;2 S; Y- q- M# F4 q" f) x2 R+ ]" _
- max-width: 400px;! U5 L: @8 {; w' U* f% P! S1 [2 b
- }
: A% n6 g4 M5 Q: f - .toggle-label {$ \% n/ K* e: x8 {1 {
- font-size: 16px;
) H# E. C5 W( {+ s) M# W& P - background: #fff;+ r0 E5 d+ y- P' x' h
- padding: 1em;
/ i2 X. r7 i5 F [8 p# k+ p: ? - cursor: pointer;
! s4 c6 B; S# H! S) D. E8 p - display: block;
, G9 i, q* d! D3 H- I2 V - margin: 0 auto 1em;
) U, Z) V7 o% K+ V# @+ |. C' e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. E" @# c# ~& n! H/ M& _+ @0 O - border-radius: 4px;
7 ?# i6 b5 N. `8 m- c1 u - }
* F" {& Q. D1 [; I9 p R - .toggle-label:after {
" T3 q) A6 @& s- {! E* C - color: #ED3E44;
$ [2 [0 n) ^3 a) S1 C/ e - content: "+";
$ n5 _) q3 @- F& l7 N) Q - float: right;" f' i0 m* B: x% L0 x
- font-weight: bold;
# V7 ^+ Z5 f" c0 z! r! \8 {7 s - }" Q& \1 L/ I8 ^" i3 {' }
- .toggle-content {
0 D) V: B: l- \; b - color: #B0B3C2;" b; O8 I; `" }9 o" U" R& O
- font-family: monospace;
7 [& W0 [! G, V6 q+ o5 G2 b: e( n - font-size: 16px;; F9 ~7 ]8 z- U4 `2 J/ {, N% e
- margin-bottom: 1.5em;
) R8 k+ z/ I# T$ p7 k3 F2 K# T - padding: 1em;
8 R0 ~; z9 U1 E9 Y Y1 O - }
% d; I' d$ }- ?, a5 J. C' _# u+ [ - .toggle-input {
- w# J- H. `5 R* S - display: none;
9 s% r7 B8 _2 i2 K( ~; |: { - }4 f; R- U8 ^0 P, l6 t
- .toggle-input:not(checked) ~ .toggle-content {
, d9 E) N( o1 R7 ]4 \- z - display: none;0 n' K7 f/ ]* C7 E
- }
3 O9 f0 _$ ?2 y* G - .toggle-input:checked ~ .toggle-content {$ Z1 J: I) @/ W7 s6 `' L: \( G
- display: block;
; M! V# X, _: S. q - }
3 X; @7 y* @) M! O/ U - .toggle-input:checked ~ .toggle-label:after {! A- b4 Z( L. B0 v1 i
- content: "-";
# ~# |0 ]( E! r5 ~ - }
复制代码
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