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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!">8 |- r8 O% S; Z7 V
- Label for your tooltip$ W/ ~: r& D, a* | E
- </span>
复制代码CSS代码: - .tooltip-toggle {
b2 O/ @& B) [ s; [ - cursor: pointer;
2 {) E7 b( U% G# U - position: relative;7 h- i) i# j4 T% s7 [
- }
- a5 X* j% d7 g! P# Q - .tooltip-toggle svg {2 o$ q2 a+ O8 b' y8 J
- height: 18px;
, m* z5 K3 @# H( O: ?/ s1 l: } - width: 18px;
& ~6 v* q7 y$ x X" G! d - padding-right: 0.5rem;
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- .tooltip-toggle::before {2 L5 [1 U5 i9 S z9 Z$ P7 H; M
- position: absolute;6 n1 O. e8 _4 h9 x. M t
- top: -80px;
- Q \9 p$ n' H' z9 m5 y - left: -80px;. U7 s3 x( K" ^
- background-color: #2B222A;
: u% D8 I5 o0 s5 W$ P: h# n - border-radius: 5px;7 B8 o; z! K1 P% c+ ]+ U r$ N
- color: #fff;
! H* X( e$ u8 d- N - content: attr(data-tooltip);
# \( t3 D ]* x. Q7 Y - padding: 1rem;/ |4 F: n: W% [6 j k6 K0 }
- text-transform: none;
% ?8 m8 T. _* ~) O - -webkit-transition: all 0.5s ease;
4 x% x* i5 \! O2 z J - transition: all 0.5s ease; N5 B% a6 b; v( i: ~
- width: 160px;- D3 e% o! m$ {% e# E4 Q
- }
0 b8 ^( g/ P8 j# N7 F - .tooltip-toggle::after {5 e# U! U4 B3 k6 x
- position: absolute;) r; X2 S# }) i8 E, I/ U
- top: -12px;4 d9 \; O- S9 ~7 U0 J, J
- left: 9px;
5 P0 R! w7 w/ Z; B" k+ e; k - border-left: 5px solid transparent;8 W8 m/ B- T7 \& a% a. [5 Q8 u
- border-right: 5px solid transparent;
3 \1 v- X+ [5 _6 d% s* N - border-top: 5px solid #2B222A;
4 O9 `; a: _) ? - content: " ";9 Q! B! `) n6 |9 r! k' z
- font-size: 0;
( w8 e5 e. ?' U) G0 d. q - line-height: 0;
+ J; [, B% c v5 {; n - margin-left: -5px;
9 o. H7 D, S4 D/ o - width: 0;7 Q- C5 O+ Q; Z9 U4 z) A
- }
$ X+ u1 b4 t! l# O# `- \ - .tooltip-toggle::before, .tooltip-toggle::after {
0 j5 M* l$ H4 ]9 C - color: #efefef;1 `. D# B4 U& C) b- Z3 F& X
- font-family: monospace;
% C* `/ W Y1 V - font-size: 16px;+ t, y! A5 x" W
- opacity: 0;6 F/ V, E" O# m/ [ p
- pointer-events: none;
8 u4 Z* f$ L% D1 g5 t) T% _ - text-align: center;: G: c9 P, J7 h7 X \4 ^1 x
- }
# I) y% h9 R9 b" f5 A1 C" O3 ? - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 D; n9 ^0 j( j* Z2 D' E" P( T/ M
- opacity: 1;
7 H3 F) V9 r# x& {2 | - -webkit-transition: all 0.75s ease; P) h! x" z$ B. P" k B
- transition: all 0.75s ease;2 O+ s6 j6 V- U; H7 \& a
- }
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">
* u7 n4 d6 ?2 L - <ul class="nav-items">
( Q9 I Y4 G H9 [9 |$ n - <!-- Navigation -->
& ~' W& o1 Y; f U# T0 b, d - <li class="nav-item"><a href="#">Home</a></li>
8 z3 e/ F, \8 ]6 l4 L/ ]4 s" w - <li class="nav-item"><a href="#">About</a></li>3 H4 V. U3 _- M
- <li class="nav-item"><a href="#">Contact</a></li>) W1 ]) [1 c$ I
- <!-- Dropdown menu -->! m) g) f8 a: H2 w% F, S1 z3 A
- <li class="nav-item nav-item-dropdown">
. N! m+ q8 i# ^4 d$ I& a; q& f8 c8 m - <a class="dropdown-trigger" href="#">Settings</a>
5 H# t# @" [& E- t0 ]# k+ G- a9 g - <ul class="dropdown-menu">
4 d" P' k/ m) B/ A2 ~: a - <li class="dropdown-menu-item">1 |3 a! ?- \0 r, V% Q4 o$ q$ J
- <a href="#">Dropdown Item 1</a>
, F9 U# ~: ^' j3 @, n - </li>3 _& ~; n5 F# k7 K
- <li class="dropdown-menu-item">
# `8 l4 D4 i' p7 K! v% |, L - <a href="#">Dropdown Item 2</a>
1 u9 m: {9 _6 T( w9 Q - </li>- |2 Y5 V4 ]" C9 B
- <li class="dropdown-menu-item">
! j1 m1 \5 N2 A& `6 f - <a href="#">Dropdown Item 3</a>' _, _- e8 T7 ~
- </li>% M( M/ S W" F6 l( w9 P; V0 S
- </ul># `. l1 j0 F$ k4 f# ^( `! a- D
- </li>! l5 R1 T* U; j& E
- </ul>( k9 M; j7 b0 ~- f8 F6 O
- </div>
复制代码对应的CSS代码如下: - .nav-container {
4 |( O. O, r) g/ T - background-color: #fff;# D) { r3 U$ a+ o
- border-radius: 4px;
4 D2 H# ?# H8 C( J: ]# V - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* t; [( @$ @- b' s8 E/ @- {8 h
- padding: 1em;! T& j5 g4 O7 C8 S" v
- border: 1px solid #eee;$ O; }- Z( F; L
- display: block;
, [2 h$ T0 k6 p m B# T0 \$ x - max-width: 400px;
3 A: ?# H6 H( a1 o x/ f - margin: 0 auto;
) ?( u% ?8 n' Z - text-align: center;
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- ul,
: K# H* J# ?, t2 o0 X - li {
/ t$ g. |2 D a1 X. z! R - list-style: none;
) z9 s6 c7 E0 v. P" H - -webkit-padding-start: 0;& X0 g$ f* a% y! p' o$ U
- }
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- text-decoration: none; h$ m# C! o' P, @2 C; I
- color: #ED3E44;0 z* V$ L; K) r- J Y, R
- }$ P2 m4 T4 E& M% `# f
- .nav-item {+ [& O# W8 @( ~! g) L( Z- [# c& x0 l
- padding: 1em;# X5 e6 N% T" y$ }( S2 m7 [2 H
- display: inline;" U% r2 f6 M& L1 b' ^8 _& n( N U/ M
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- .nav-item-dropdown {; D! I) F4 z5 B- Q
- position: relative;: ]3 G2 h9 c9 k; _1 ~
- }
" j, N2 n/ i2 x6 [# E. M - .nav-item-dropdown:hover > .dropdown-menu {
4 z4 S' j- U; X) X( Y" ~" } - display: block;# ?" q; z. K7 ^! C7 W
- opacity: 1;; }, c5 i" V r8 K5 C
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- .dropdown-trigger {# l) g% J( S" @' ]) a
- position: relative;7 d2 Q& q4 G( b7 J+ T5 B
- }
' c9 ]" o( B J' B4 X, ~ - .dropdown-trigger:focus + .dropdown-menu {
# L$ _( q0 S) v5 T# \& |. D5 v1 r - display: block;
2 L% C8 p0 e5 z& M& J! `/ F! r - opacity: 1;
9 l n3 i/ B; I v$ ^3 ]6 R - }
7 G: F$ M7 u! m" Z - .dropdown-trigger::after {6 O" b G. N6 }8 w/ l N
- content: "›";
) u x+ M% z5 _* _ - position: absolute;1 J5 L2 W _) i
- color: #ED3E44;: f. K9 W* j* m! D. K7 d: a' D
- font-size: 24px;
6 a8 A' y7 U% `) K/ v; g. p - font-weight: bold;( s R9 X' r& p- w
- -webkit-transform: rotate(90deg);; q2 M$ H8 p9 V% N
- transform: rotate(90deg);/ B0 {/ z! r7 |- F5 ~0 X5 f! d
- top: -5px;
; g1 X, F4 F. |- y G; N - right: -15px;
: ^ m+ K% Y4 L4 K" Q/ O! G - }
d6 Y3 @" \- q g - .dropdown-menu {
4 r+ w6 }8 X6 r* ^9 m - background-color: #ED3E44;4 U, h3 R) D6 I% Y5 r" e' q1 O
- display: inline-block;& q, j! A& J: g+ m( C& i7 I
- text-align: right;
7 F" O$ k; ~! s/ B9 w0 X \+ d0 k - position: absolute;+ V* I& \5 v3 w$ C$ [9 u/ L
- top: 2.5rem;, _2 {5 e, q8 u' Q0 e) _
- right: -10px;
% i5 B5 y+ @# c( }8 y J - display: none;# |; m! @' _2 G& a) m
- opacity: 0;' ]- N1 l5 z1 U7 D1 m( i; h
- -webkit-transition: opacity 0.5s ease;
1 S& y. O. _* y! a - transition: opacity 0.5s ease;2 b+ i, Y4 M' C( K7 b
- width: 160px;+ B& @# { }% m! j
- }3 u/ W; F5 _8 W$ L# z
- .dropdown-menu a {8 U2 O$ z7 c: ^" K; ~+ K# ]( E- ?
- color: #fff; ~) Q: i" l0 t: _, y( v
- }1 e! _, w/ t8 w% t6 {4 u5 \( ]8 A4 n
- .dropdown-menu-item {. B8 ^3 y& U2 a1 C) F
- cursor: pointer;
) J6 E# C% x) @# ? - padding: 1em;5 Q/ j) L$ ^ [% r6 U+ l
- text-align: center;4 m* [! R2 r: _( H' T3 w" T& }& t. ~
- }
6 b- L% I# X+ g, n- R) @ - .dropdown-menu-item:hover {
! ^( G, Z% b- i( j7 J$ W$ N - background-color: #eb272d;) b' T3 `; a; }1 C" y0 g
- }
复制代码
( a( \& d- t! y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 S4 q1 b4 s2 R2 G; o. ?( g0 ` - <!-- Checkbox toggle -->% X0 h6 Y5 `# H% w1 i
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ i8 s6 }, p# y) R+ z1 Y9 y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" X6 M7 r/ L$ u6 x
- <!-- Content to toggle from www.mfbuluo.com-->
' u) E9 t7 |1 ?3 U1 A& R0 H" b - <div role="toggle" class="toggle-content">
/ d# s* l! Z) R5 l, l8 @ - BA-NA-NA-NA!
! f4 o. U5 K* [- l3 w! u - </div>
" d' `& i& x/ o! V - </div>
复制代码CSS代码内容如下: - .toggle {
* `& s0 t& q* t# h) D: l: L/ F; \ - margin: 0 auto;1 A0 x% @$ m) `$ Y: K
- max-width: 400px;
: y' |% [, o% R3 j, s' A1 w } - }2 B$ S) r6 W2 b( K
- .toggle-label {
; t2 d0 W4 p+ X; Y" Y - font-size: 16px;; x' t2 C9 t, R! V3 H& Q( [% u
- background: #fff;& X- M k7 p0 `
- padding: 1em;
& a, I( z; `/ e - cursor: pointer;! G+ Y+ W4 K; |6 r5 |
- display: block;0 z, x; s% {8 u, W( P
- margin: 0 auto 1em;
3 l% }! Z% R/ |+ }% J" a& ^0 s - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); B# S- v& R/ p5 ?% l9 u, i
- border-radius: 4px;
* g0 m# [ V% [, p- d- _( L - }3 J" B; p. [, ~6 k1 ]# n4 E
- .toggle-label:after {
5 K+ X( V/ n. E7 H4 |, ?) a* W i/ |- L - color: #ED3E44;' t" [5 @# U5 ]; q" _/ C
- content: "+";& a, s7 X( x( U
- float: right;
" m! n5 s4 Q5 I - font-weight: bold;
# P) m5 U H' T - }. j6 b; A9 `/ G6 V1 H' s" K. n
- .toggle-content {9 \# [9 C" }) Q2 O0 w3 M3 P
- color: #B0B3C2;
0 `, Z s4 H6 n# B( w - font-family: monospace;
' i# e+ M% }; m% |' {' I - font-size: 16px;6 X/ y; j9 \& j+ p8 G
- margin-bottom: 1.5em;8 @$ C8 {! M% t% d
- padding: 1em;! L5 @3 X2 S6 W. N% |8 \
- }/ Y p1 J! }3 U0 x& g
- .toggle-input {& E' q* _! ^2 }+ A
- display: none;
& H$ b. Z3 i8 [, v% K2 Q7 G - }
6 Y% M& k7 b, D$ M3 X4 Y% S7 ` - .toggle-input:not(checked) ~ .toggle-content {: U# d$ a* h' h
- display: none;
k; E* f; l/ {- }& F - }
9 b$ A2 a5 v6 a - .toggle-input:checked ~ .toggle-content {6 z9 v/ [5 [! ]1 b
- display: block;
% y' }2 O5 u0 t" d! H( _+ f - }
* v; I( S% W( a - .toggle-input:checked ~ .toggle-label:after {
* m F7 i. ]/ w' y5 {) O - content: "-";5 s; V, A; A- w" A( g; @
- }
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