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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!">6 {9 h( S$ q1 b7 }
- Label for your tooltip" C6 ^ j- Y) q; A P+ N! l
- </span>
复制代码CSS代码: - .tooltip-toggle {$ w9 C/ d$ m& ]" W# r# _% y' c, c" K
- cursor: pointer;
/ b1 Z/ ]1 r2 x6 D1 ~1 N! j - position: relative;
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- .tooltip-toggle svg {
" \; |' o8 i5 q4 G; g - height: 18px;
! q4 M3 d2 J4 b# m4 H0 y - width: 18px;! w* G7 v4 x6 g
- padding-right: 0.5rem;
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- .tooltip-toggle::before {+ M- C3 _( p2 x
- position: absolute;
9 z) K! ?" d7 Z: z% g - top: -80px;' m4 h6 y5 S, _# P& P: d* D4 G
- left: -80px;
* i) O+ l2 t4 w8 x# f- Q8 F - background-color: #2B222A;( A6 D( m, C- b* Z3 \6 v
- border-radius: 5px;- f) I- r7 E7 f( s
- color: #fff;
/ M' T$ b$ X; J - content: attr(data-tooltip);
3 s# A( e7 ^+ ]2 z$ d4 m - padding: 1rem;
6 F- X1 c" D5 r& N - text-transform: none;
, _7 U- }8 C ~% P% n; }; z2 l - -webkit-transition: all 0.5s ease;1 b& D% j9 {: i) s4 H5 r5 d+ ]6 E
- transition: all 0.5s ease;: n0 b6 x; j D7 S. x1 u
- width: 160px;- l8 E( c* B# n. l
- }
z7 k7 `) V' s3 K7 b8 C - .tooltip-toggle::after {% U9 F' ]' A1 Z& }8 z
- position: absolute;
/ D/ K+ U$ T" A/ g6 K - top: -12px;8 _4 f. N& b3 f% a
- left: 9px;$ `- t6 Z4 {% |5 {! x( ~/ H
- border-left: 5px solid transparent;
4 o1 E/ a8 q- P9 J& Z* D - border-right: 5px solid transparent;
9 Y+ a4 B! X8 b% n - border-top: 5px solid #2B222A;4 {7 B/ H6 T, {' z3 A& `) [
- content: " ";
6 B' k2 v- h7 O, W6 J; O0 q5 D - font-size: 0;( {& j) U7 u0 p! K8 U
- line-height: 0;: \1 s p- _" |
- margin-left: -5px;' d* r6 u4 s+ e( L3 g/ ~' w$ g* S" O
- width: 0;) ^- @1 w M8 h" {
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- .tooltip-toggle::before, .tooltip-toggle::after {/ i: S. {. E: D: H# z( [7 \
- color: #efefef;2 z4 w0 z7 P6 b0 A( U: ~; R( e1 R
- font-family: monospace;. `4 j% x" A; L9 Q2 A
- font-size: 16px;
; I- l3 q5 w5 E: E- z, U - opacity: 0;
2 d m4 ~# t) u- @( U6 l - pointer-events: none;& g" P8 F- f" o
- text-align: center;
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: f; o0 D l/ d3 F9 B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( I, U! s6 H, m& } k* m h - opacity: 1;
# g/ U4 H" C4 F0 |* u - -webkit-transition: all 0.75s ease;& l! a, I- ?* {- C4 }
- transition: all 0.75s ease;" j$ a- W- z+ B n: a( w/ F; t! L
- }
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">
, e H8 E- J0 z! n' m% H - <ul class="nav-items">
- Q. \) D, N- Y - <!-- Navigation -->5 W; g- `, {+ T5 Y$ ?8 D$ y x- W
- <li class="nav-item"><a href="#">Home</a></li>
- @$ c2 K- [3 f* C - <li class="nav-item"><a href="#">About</a></li>
5 F: N$ [, B; Z& k/ F, z - <li class="nav-item"><a href="#">Contact</a></li>6 D1 B9 I { s
- <!-- Dropdown menu -->
1 A% D9 Q+ K( [0 z0 {4 F - <li class="nav-item nav-item-dropdown">3 b6 g( v) g- D* |; w" v: t
- <a class="dropdown-trigger" href="#">Settings</a>- x: l) l$ Z9 Q8 Y. `, i
- <ul class="dropdown-menu">! D' l1 R% I d; b0 B* X
- <li class="dropdown-menu-item">3 p( c- [2 V7 R" ^6 R7 f
- <a href="#">Dropdown Item 1</a>6 P7 r2 ~0 v: J0 B+ x1 o% O" f3 C
- </li>; F9 ]" N# T5 Z' \7 \ D, n2 ?# I
- <li class="dropdown-menu-item">' y0 Y# b: {& h5 a1 \2 X
- <a href="#">Dropdown Item 2</a>" Y- m Z& ?" L% q7 t- N# \
- </li>
: t2 c# R5 u' z4 @) g6 x3 Y - <li class="dropdown-menu-item">3 S6 R) B) n' _6 ^/ a4 J
- <a href="#">Dropdown Item 3</a>: s$ K+ {$ q: k' K9 H3 {, Y
- </li>* P7 Y& P& F: x: y0 l+ F
- </ul>2 k; E, b1 r: q- A( A! `
- </li>
4 o6 U# s, q' H! g - </ul>7 r2 @5 d* ?% u$ ]+ H) R& O
- </div>
复制代码对应的CSS代码如下: - .nav-container {
7 v0 _. x2 j( O: g' R8 d - background-color: #fff;
; X. {* u1 s4 ]4 w) w0 m& Y - border-radius: 4px;
# T2 Y& d& f# ]2 N0 H6 e: ?7 R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ }) Q) T+ S& [$ m1 V8 o' Q5 ^$ E& s - padding: 1em;
" g/ m: o5 E% U. Q5 ?- D/ X, m - border: 1px solid #eee;- G3 }. x# I; W f+ T- D' V. S' G
- display: block;
) P/ x Z; S: b9 r/ H) J - max-width: 400px;
# M7 Q0 R8 [( Y h' d - margin: 0 auto;1 [8 r- k& F' Y! a, k a: O. g8 O
- text-align: center;
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- li {; V* M: A7 V; G8 O% O; y7 v
- list-style: none;& l0 K- R1 @# [, D
- -webkit-padding-start: 0;3 s. {2 t0 I* f$ f; q n
- }
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2 j5 R; `8 H" L - text-decoration: none;' x% g L# J% ^+ o1 _
- color: #ED3E44;
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- .nav-item {
) A$ ?& `, F& l, E- y3 @ r8 o - padding: 1em;
# p, H& d# z, W$ o" d - display: inline;3 g T C$ C0 D, ?
- }; ]/ Z* j5 X+ m4 A
- .nav-item-dropdown {
% {5 I4 R# T4 C1 r) W. p - position: relative;+ B% y" k3 {* R7 V- N5 S1 W% k
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- .nav-item-dropdown:hover > .dropdown-menu {
" p% B5 q0 e' n - display: block;
; V/ w: y3 n2 x x! i! p( | - opacity: 1;0 z1 |2 \- e: f2 p/ h, M6 Z
- }9 Q; d' U$ H' V5 f( Y2 u" b2 O
- .dropdown-trigger {; r0 l* m2 u# i. Y6 L! u7 g8 \
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {, I/ f3 o4 h( T& y9 |
- display: block;
' O1 h s, Y5 | - opacity: 1;! J4 J, s4 k) F2 ]
- }
$ c: p; C6 h4 R" v& V - .dropdown-trigger::after {! X& N0 L6 ?- a( G1 D1 ^7 N
- content: "›";- {" }% G- F4 b/ ^2 Y
- position: absolute;
2 k; |7 c S7 Q& w* i5 r8 {! z/ B' d - color: #ED3E44;8 q! u- I4 `$ K, h
- font-size: 24px; t" ] U( ~5 j s1 l4 d7 U$ ~7 S2 y
- font-weight: bold;
# Q5 ?1 G g! S# Y& _* U - -webkit-transform: rotate(90deg);9 Q( ?0 ^( ?$ K3 z8 S; g' H
- transform: rotate(90deg);
( J0 p4 M) k! k& j% X3 X - top: -5px;
( P4 ?7 `& B: A - right: -15px;
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- .dropdown-menu {/ v- T/ s6 V6 K9 a; g4 Z
- background-color: #ED3E44;2 {0 o1 Q7 S8 K+ t
- display: inline-block;
+ B2 ~( r/ J6 C; r+ L- _; y - text-align: right;# ~+ p, G" {7 a& J" U3 b( ?) Q# N
- position: absolute;
' R, U; i! U" d p9 n' K8 n( g- d - top: 2.5rem;
# F) K) g g1 f8 Z+ J - right: -10px;( P! }0 l8 N: ^4 N/ a/ J1 |! u
- display: none;
8 |3 A9 H; P, a+ l( N - opacity: 0;* s% `4 _4 i' {4 w
- -webkit-transition: opacity 0.5s ease;( k# I9 c! I( J$ R9 M/ Q
- transition: opacity 0.5s ease;1 U/ C% q. Q& N! W0 I) ]( ]
- width: 160px;
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- .dropdown-menu a {$ A/ V* e! i/ {0 E$ F' n+ X: B
- color: #fff;
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- .dropdown-menu-item {! K* C, z7 Y0 w0 v9 z0 d2 |
- cursor: pointer;- n t1 ], y: [. B. X; _ I
- padding: 1em;
# O6 @6 ?2 W$ i! m - text-align: center;4 B, y2 |2 p, E, T! t' b
- }
8 d1 X3 r8 I6 |) G) m5 k% b - .dropdown-menu-item:hover {( l4 L2 @+ e5 M- R4 D# D! |! H6 x
- background-color: #eb272d;
5 m+ @3 |% O- S- M - }
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3 c4 Q0 s6 m# [: i可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. L- B5 b4 L$ k - <!-- Checkbox toggle -->
. w, l0 d S% P9 h" W9 ?; q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" r2 u0 m3 I$ b
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. I! @, p: U" F) m: E5 u4 j P0 C - <!-- Content to toggle from www.mfbuluo.com-->
j$ Q- \/ @+ F2 j - <div role="toggle" class="toggle-content">
% K% s$ j d' Y7 i( l - BA-NA-NA-NA!
. |. D5 F; p+ m9 p" |: f" C/ U - </div>+ @- G" T7 W/ |" s
- </div>
复制代码CSS代码内容如下: - .toggle {
3 f4 Z8 J1 s+ w9 U - margin: 0 auto;
! T9 q8 T) e7 D: w - max-width: 400px;& r; r! e3 \7 u) I" X+ e+ u
- } Z% Z4 } X; T. Y' s4 \
- .toggle-label {
( \. w/ f# v& C# T - font-size: 16px;5 N: O4 k( V. Z2 s
- background: #fff;1 x& E" Z+ f; e a
- padding: 1em;& ^. L0 Q' Q6 E3 R6 [; l9 L
- cursor: pointer;. Q$ `/ |0 x5 f( T8 P- w
- display: block;/ i3 K( Z: H# y7 n$ P
- margin: 0 auto 1em;
* _, s# j4 V( _3 M1 [' D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 x9 r3 n$ P# e. C - border-radius: 4px;
! e9 `1 c' |" `, J* v - }
, z8 H8 A( u0 Q+ C3 r - .toggle-label:after {- H( e# U# c& o- N+ `
- color: #ED3E44;
. R5 H% ], `; d8 n6 o. C" y8 l - content: "+";
+ W3 r1 _, y- T( L# Z0 x" n - float: right;
9 t+ T! E9 H8 T9 B) d. H: y) t - font-weight: bold;/ x* x s+ f0 y4 m
- }6 {' P: q! I1 Z/ t; g
- .toggle-content {' X8 J, K# ]" p ]( y' b, g9 L( y9 p
- color: #B0B3C2;
+ C& w6 v, t! [9 B' l+ a% H( ]- U - font-family: monospace;
- _3 K; ?/ X. R& ^( X3 y$ G - font-size: 16px;
0 U; f. y4 d4 \0 E9 ~" ^) j - margin-bottom: 1.5em;
0 H! L/ v# B. ?$ G( i4 x - padding: 1em;5 k& j4 ?& R. j3 v( u- }& i8 E8 q. k
- }0 L" Y% K( N! F* ?! Y; e$ H2 B
- .toggle-input {
6 U9 X* [! j @8 C) }- c4 ` - display: none;
- V2 ^" j, ~0 M; Z - }
/ E0 B8 \# q! K$ p9 q - .toggle-input:not(checked) ~ .toggle-content {
. C2 c0 N; q9 |& Z - display: none;
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- .toggle-input:checked ~ .toggle-content {
; F) T7 f6 X' t) s4 v - display: block;
- W4 R* d7 @$ h, ~6 N - }
; _8 w# G. |: C0 v1 }8 d - .toggle-input:checked ~ .toggle-label:after {/ L4 w9 o- j4 `) m4 u1 V4 R3 R" u
- content: "-";
2 M6 m7 r- I$ J1 a2 |8 h! K - }
复制代码
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